> ## Content Index > Fetch the complete content index at: https://commodorehdcovers.com/llms.txt > Use this file to discover other available public pages before exploring further. # Best Electric Pool Heater for a Retired Couple - URL: https://commodorehdcovers.com/best-electric-pool-heater-seniors/ - Published: 2026-09-07T07:35:35.000Z - Updated: 2026-09-07T09:49:17.000Z - Description: A spec-by-spec look at six electric pool heaters, from a 72 lb heat pump with dual-mode 41-104°F control to 2000W immersion sticks that drop into an inflatable pool. Includes who should skip the category. - Author: Aidyn Meadows - Tags: Computers & Networking, Pool Care, Outdoor Living The best electric pool heater for seniors is the AQUASTRONG HEX016, a 72 lb heat pump with dual-mode control that holds water between 41 and 104°F and drops back to 41-83°F when you want it cooler. If your pool is larger, the TURBRO B50V is rated for up to 15,000 gallons and runs on 220-240 V. A quick warning before either: the word "seniors" is not a specification any manufacturer publishes here. Amazon's results ignore it. So this guide is really about which electric pool heater asks the least of you after the box is open. In this guide 1. [Best electric pool heater for seniors at a glance](#best-electric-pool-heater-for-seniors-at-a-glance) 2. [Who this electric pool heater guide is not for](#who-this-electric-pool-heater-guide-is-not-for) 3. [How I screened these six down by buyer profile](#how-i-screened-these-six-down-by-buyer-profile) 4. [1\. AQUASTRONG Swimming Pool Heater for Above Ground and — Best overall](#1-aquastrong-swimming-pool-heater-for-above-ground-and-%E2%80%94-best-overall) 5. [2\. TURBRO 50,000 BTU Inverter Pool Heater — Best premium](#2-turbro-50000-btu-inverter-pool-heater-%E2%80%94-best-premium) 6. [3\. WARMBLU 5,500 Gallons Above Ground Pool Heater 110V — Best for pros](#3-warmblu-5500-gallons-above-ground-pool-heater-110v-%E2%80%94-best-for-pros) 7. [4\. Coituer Koire Portable Water Heater for Buckets & Tubs — Best budget pick](#4-coituer-koire-portable-water-heater-for-buckets-tubs-%E2%80%94-best-budget-pick) 8. [5\. YONOOQ Immersion Water Heater — Best upgrade](#5-yonooq-immersion-water-heater-%E2%80%94-best-upgrade) 9. [6\. Titikula Immersion Water Heater with Controller — Best minimal setup](#6-titikula-immersion-water-heater-with-controller-%E2%80%94-best-minimal-setup) 10. [Heat pump or immersion heater: which suits you?](#heat-pump-or-immersion-heater-which-suits-you) 11. [What does installation actually involve?](#what-does-installation-actually-involve) 12. [How do you judge an electric pool heater listing?](#how-do-you-judge-an-electric-pool-heater-listing) 13. [The verdict](#the-verdict) 14. [FAQ](#faq) ## Best electric pool heater for seniors at a glance | Pick | Heats up to | Setup weight | Price | | ------------------------------------------------------------------------------------------------------------------ | -------------------- | ----------------------------- | ---------------------------------------------------------------------- | | **Best overall**[AQUASTRONG Swimming Pool Heater](https://www.amazon.com/dp/B0GZ3HL46P?tag=commodorehd-20) | 41-104°F range claim | 72 lb | [Check Price](https://www.amazon.com/dp/B0GZ3HL46P?tag=commodorehd-20) | | **Best premium**[TURBRO 50,000 BTU Inverter Pool Heater](https://www.amazon.com/dp/B0D8KPSRDR?tag=commodorehd-20) | 15,000 gallons | 38.5 x 25.9 x 15.7 in cabinet | [Check Price](https://www.amazon.com/dp/B0D8KPSRDR?tag=commodorehd-20) | | **Best for pros**[WARMBLU 5,500 Gallons Pool Heater](https://www.amazon.com/dp/B0GC95HVW7?tag=commodorehd-20) | 5,500 gallons | 17.8 x 17 x 16 in cabinet | [Check Price](https://www.amazon.com/dp/B0GC95HVW7?tag=commodorehd-20) | | **Best budget pick**[Coituer Koire Portable Water Heater](https://www.amazon.com/dp/B0HC7GPYQH?tag=commodorehd-20) | 2000W claim | Handheld | [Check Price](https://www.amazon.com/dp/B0HC7GPYQH?tag=commodorehd-20) | | **Best upgrade**[YONOOQ Immersion Water Heater](https://www.amazon.com/dp/B0H6F8VD85?tag=commodorehd-20) | 2000W claim | 1.8 lb | [Check Price](https://www.amazon.com/dp/B0H6F8VD85?tag=commodorehd-20) | | **Best minimal setup**[Titikula Immersion Water Heater](https://www.amazon.com/dp/B0GXFD47KL?tag=commodorehd-20) | 1800W claim | 1.7 lb | [Check Price](https://www.amazon.com/dp/B0GXFD47KL?tag=commodorehd-20) | ## Who this electric pool heater guide is not for Let's clear the room first. Three kinds of buyer should stop reading and spend the money elsewhere. If you own a full-size inground pool and want it warm in February, none of these six will satisfy you. The TURBRO tops out at 15,000 gallons, and its own listing notes that heat pumps work most efficiently when outdoor temperatures are 60°F or above. That is a shoulder-season tool, not a winter one. If you rent, or you move the pool every summer, the two cabinet heat pumps here are wrong. A 72 lb unit that needs plumbing to your filter line is not a thing you carry to a new address casually. And if you want a heater that will not increase your electricity bill, the honest answer is that no electric heater exists. AQUASTRONG publishes a 5.5 COP figure and TURBRO claims a COP rating up to 16, which are efficiency numbers, not zero numbers. Everyone else, keep going. The category splits cleanly, and knowing which half you're in saves you a return. ## How I screened these six down by buyer profile I started from the buyer, not the spec sheet. Four profiles came out of the published data, and each one selects a different heater. 1. **The above-ground pool owner who swims most days.** Wants a permanent unit, wired once, controlled by a panel. That is AQUASTRONG or WARMBLU. 2. **The large-pool owner with 220-240 V already available.** Only the TURBRO B50V publishes a gallon figure near that scale. 3. **The inflatable-pool or soaking-tub user.** Needs something that drops in and lifts out. Three immersion heaters here weigh under 2 lb where weight is published. 4. **The cautious first-timer.** Wants a warranty in writing. Only one of the six publishes one. What I cut along the way: gas heaters, solar mats and anything without a model number in the listing. I also refused to rank on marketing wattage alone, because a 2000W immersion stick and a 50,000 BTU inverter compressor are not competing for the same water. The picks below are ordered by how much pool they can actually serve, then by what the listing proves rather than promises. ## 1\. AQUASTRONG Swimming Pool Heater for Above Ground and — Best overall **A dual-mode heat pump with a published 41-104°F heating range and a claimed 38 dB running noise, which makes it the most complete electric pool heater for seniors in this group.** [![AQUASTRONG white pool heat pump cabinet with hose connections — the 72 lb chassis and hose adapters that decide where it can sit](https://m.media-amazon.com/images/I/41e8ZtTFL3L._SL500_.jpg)](https://www.amazon.com/dp/B0GZ3HL46P?tag=commodorehd-20) **Best for:** an above-ground pool owner who wants a set-and-forget temperature **Skip it if:** you cannot move or site a 72 lb cabinet Two things put this ahead. First, the temperature range is the widest published here: heating from 41 to 104°F, cooling from 41 to 83°F. Nothing else in this set claims a cooling mode at all, and in a July heatwave that matters more than people expect. Second, AQUASTRONG lists a 5.5 COP figure, which is the only efficiency number published in the group besides TURBRO's. The model is the HEX016, finished in white, sized for a 12' x 14' x 48" pool. It weighs 72 lb. That is the real constraint. You site it once, near the filter, and you do not shift it again casually. AQUASTRONG says the box includes both 1.25" hose adapters and 1.5" conversion kits, with installation completed in under 10 minutes. Treat that timing as the manufacturer's claim. The company also quotes 38 dB running noise, quieter than the sub-50 dB WARMBLU claims. Against the others, it gives up outright capacity. TURBRO covers 15,000 gallons and this one is specified by pool dimensions instead, so a big inground owner should look up the list. It also sells faster than the rest of this set, and only one seller lists it. **Pros:** - Widest published temperature range here, 41-104°F - Only pick with a stated cooling mode - 5.5 COP efficiency figure published - 38 dB noise claim, lowest quoted in the set - Hose adapters and conversion kits included **Cons:** - 72 lb cabinet, awkward to reposition alone - No published gallon rating, only pool dimensions - Only one seller lists it - No stated warranty in the listing [Check Price on Amazon](https://www.amazon.com/dp/B0GZ3HL46P?tag=commodorehd-20) ## 2\. TURBRO 50,000 BTU Inverter Pool Heater — Best premium **Rated for pools up to 15,000 gallons on 220-240 V, this is the only pick here with the capacity for a genuinely large pool.** [![TURBRO Beluga black inverter pool heat pump — the 38.5 inch wide cabinet that needs a 220-240 V circuit](https://m.media-amazon.com/images/I/41Biq8fLirL._SL500_.jpg)](https://www.amazon.com/dp/B0D8KPSRDR?tag=commodorehd-20) **Best for:** a large inground pool up to 15,000 gallons **Skip it if:** you only have standard household outlets Capacity is the whole argument. The B50V publishes 15,000 gallons and 50,000 BTU, and TURBRO's listing goes further, claiming heating capacity up to 75,000 BTU and suitability for pools up to 21,100 gallons. Those larger figures are the manufacturer's claims, so I'd plan around the 15,000 gallon spec that appears in the specifications rather than the marketing line. It is the most expensive pick here, and it is also the biggest at 38.5 x 25.9 x 15.7 in. That is roughly a metre wide. Measure your equipment pad before you order. The 220-240 V requirement is the detail most shoppers miss. Every immersion heater in this guide plugs into a normal outlet. This one does not. If your pool pad has no 240V supply, add an electrician to the total cost. TURBRO describes a full DC inverter compressor that adjusts heating power to ambient temperature, water flow and set temperature, and quotes a COP rating up to 16\. The company also notes performance is best at outdoor temperatures of 60°F or above, which is a useful piece of honesty. It is the slowest seller of the six. Against AQUASTRONG, it publishes no noise figure and no cooling mode, so you pay more for capacity rather than comfort features. **Pros:** - Largest published capacity here, 15,000 gallons - 50,000 BTU rating, highest in the set - Full DC inverter compressor, per TURBRO - Claimed COP rating up to 16 **Cons:** - Requires 220-240 V, not a household outlet - Largest footprint at 38.5 x 25.9 x 15.7 in - Most expensive pick in this guide - No published noise level or warranty [Check Price on Amazon](https://www.amazon.com/dp/B0D8KPSRDR?tag=commodorehd-20) ## 3\. WARMBLU 5,500 Gallons Above Ground Pool Heater 110V — Best for pros **A 5,500 gallon heat pump that runs on 110V and adds app control, packed into a 17.8 x 17 x 16 in cabinet.** [![WARMBLU white 110V pool heat pump — the compact 17.8 inch cabinet that fits a tight equipment pad](https://m.media-amazon.com/images/I/41JYVEKX11L._SL500_.jpg)](https://www.amazon.com/dp/B0GC95HVW7?tag=commodorehd-20) **Best for:** a 5,500 gallon pool on a 110V circuit with app control **Skip it if:** you want the widest published temperature range Here is the trick with this one: it is a heat pump that does not demand 240V. WARMBLU publishes 110V and 5,500 gallons together, which is an unusual pairing in this category. If you have a pool in the low thousands of gallons and no dedicated 240V line, that combination does a lot of work. The cabinet measures 17.8 x 17 x 16 in, easily the smallest of the three heat pumps here. Set against TURBRO's near-metre-wide chassis, that is a different siting problem entirely. The listed pool size is 20' x 10' x 32". WARMBLU calls the system SpringBreath 1.0 and describes intelligent inverter control driven by what it terms a dynamic algorithm. Marketing language, but the specific claims underneath are checkable: sub-50 dB operation, and full separation of water and electricity in the design. It also advertises daily control through a mobile app. Where it loses to AQUASTRONG is published range. There is no stated heating or cooling window, and no COP figure. Its noise claim of below 50 dB is also higher than AQUASTRONG's 38 dB. This is the second-most expensive pick here for less published capability, which is the honest trade-off. **Pros:** - Heat pump performance on 110V power - Smallest heat pump cabinet at 17.8 x 17 x 16 in - 5,500 gallon rating published - Mobile app control, per WARMBLU - Sub-50 dB noise claim **Cons:** - No published temperature range or COP figure - Louder claim than AQUASTRONG's 38 dB - Second-highest price position for fewer specs - Only one seller lists it, and no stated warranty [Check Price on Amazon](https://www.amazon.com/dp/B0GC95HVW7?tag=commodorehd-20) ## 4\. Coituer Koire Portable Water Heater for Buckets & Tubs — Best budget pick **The cheapest of the six and a 2000W immersion stick with a bonus digital thermometer, sold by more than one seller.** [![Coituer Koire black immersion heater with stainless guard and digital thermometer — the drop-in format that needs no plumbing](https://m.media-amazon.com/images/I/41DNXN0cu7L._SL500_.jpg)](https://www.amazon.com/dp/B0HC7GPYQH?tag=commodorehd-20) **Best for:** a small inflatable pool or soaking tub **Skip it if:** you have anything larger than a few hundred gallons This is the entry point to the whole category. Model HT2000, black, 2000W claimed, and no plumbing whatsoever. You drop it in, plug it in, and it heats. For an inflatable pool on a patio or a large soaking tub, that is the entire installation. It's also the one buyers choose most often among the three immersion heaters here, and it is the only product in this guide where several sellers stock it rather than one. That second point is worth more than it sounds when a listing goes quiet. Coituer describes three safety layers: power cuts automatically at peak temperature or if the water level drops too low, and an integrated stainless steel guard keeps the heating element away from the container edge. That guard claim matters on an inflatable pool wall. The company also includes a digital thermometer for real-time readings, which no other immersion pick here bundles. The catch is scale. There is no published wattage-to-gallons figure, no weight, no warranty and no dimensions. Against AQUASTRONG or WARMBLU, it is not heating a real above-ground pool to a held temperature, and pretending otherwise is how people end up disappointed. Think warm-up tool, not thermostat. **Pros:** - Cheapest pick in this guide - 2000W claim, tied for highest among immersion heaters - Digital thermometer included - Stainless guard keeps element off liner walls - Several sellers stock it **Cons:** - No published weight, size or warranty - Suited only to small volumes of water - No gallon rating to plan against - Needs supervision compared to a fixed heat pump [Check Price on Amazon](https://www.amazon.com/dp/B0HC7GPYQH?tag=commodorehd-20) ## 5\. YONOOQ Immersion Water Heater — Best upgrade **At 1.8 lb with a 2000W claim and thermostat control, this is the immersion heater you can lift out one-handed.** [![YONOOQ shiny black immersion heater with protective cover — the 1.8 lb weight that decides who can handle it](https://m.media-amazon.com/images/I/41aP-QjJBEL._SL500_.jpg)](https://www.amazon.com/dp/B0H6F8VD85?tag=commodorehd-20) **Best for:** someone who wants a 1.8 lb heater they can lift with one hand **Skip it if:** you need a published warranty Weight is the reason this one earns a place. It weighs 1.8 lb, published, finished in shiny black. Handling a heater in and out of water is the single physical demand this category makes, and under 2 lb is about as low as it goes. YONOOQ specifies a 110V standard outlet and a 2000W heating element, with heat passing through holes in a protective cover. There's a thermostat with auto on/off, so you set a target and the unit cycles rather than running flat out. The heating rods are described as stainless steel for heat conductivity and corrosion resistance. Practically, that thermostat is the upgrade over a bare heating stick. You are not standing over it watching a thermometer. Where it falls behind the Coituer is bundled kit and availability. No thermometer is included, only one seller lists it, and it is the slowest seller of the three immersion picks by a wide margin. It publishes no warranty either, which the Titikula does. So you are choosing a lighter body and thermostat control over paperwork and a second seller. **Pros:** - Lightest published figure among heat sources with weight, 1.8 lb - 2000W heating element on a standard 110V outlet - Thermostat with auto on/off - Stainless steel heating rods, per YONOOQ - Second-cheapest pick here **Cons:** - No published warranty - Only one seller lists it - Slowest seller among the immersion heaters - No dimensions or gallon capacity published [Check Price on Amazon](https://www.amazon.com/dp/B0H6F8VD85?tag=commodorehd-20) ## 6\. Titikula Immersion Water Heater with Controller — Best minimal setup **The only pick in this guide with a published warranty: 2 years, on a 1.7 lb heater with a 14AWG cord.** [![Titikula black immersion heater with separate controller unit — the 2-year warranty and 14AWG cord that set it apart](https://m.media-amazon.com/images/I/51H07yDGUwL._SL500_.jpg)](https://www.amazon.com/dp/B0GXFD47KL?tag=commodorehd-20) **Best for:** a buyer who wants a stated 2-year warranty on a cheap heater **Skip it if:** you want the highest wattage in this group One spec decides this pick. Titikula publishes a 2-year warranty, and no other product in this set publishes a warranty at all. When five of six listings say nothing about cover, the one that commits in writing stands out. Model DG-002, black, 1.7 lb, the lightest published weight here. It is rated 1800W, which is lower than the 2000W the Coituer and YONOOQ claim. That gap is real, so expect a slower warm-up. What Titikula puts against it is build detail. The heating tube is described as 304 stainless steel, and the power cord as a thickened 14AWG. A heavier gauge cord is not a glamorous feature, but it is a sensible one on a 1800W appliance running near water. The company also lists anti-dry-burn protection and auto shut-off, and a real-time temperature display through a separate controller. Titikula positions it for small pools and bathtubs specifically, which is the honest scope. Against AQUASTRONG it is not a pool heating system, and against the Coituer it costs more for less claimed wattage. The warranty is what you are buying. **Pros:** - Only pick with a published warranty, 2 years - Lightest published weight at 1.7 lb - 304 stainless steel heating tube, per Titikula - Thickened 14AWG power cord - Anti-dry-burn and auto shut-off protection **Cons:** - 1800W, the lowest claim among the immersion picks - Costs more than two higher-wattage rivals - Only one seller lists it - Scoped to small pools and tubs only [Check Price on Amazon](https://www.amazon.com/dp/B0GXFD47KL?tag=commodorehd-20) ## Heat pump or immersion heater: which suits you? These are not two versions of the same product. They are two different appliances that happen to share a search term. A heat pump moves heat from the air into your pool water through your filter plumbing. It sits outside permanently, holds a temperature, and runs on a thermostat. AQUASTRONG, TURBRO and WARMBLU are all in this group. They publish gallon ratings or pool dimensions, COP figures and noise levels, because those are the numbers that matter when a machine runs for hours. An immersion heater is a heating element on a cord that you put into the water and take back out. Coituer, YONOOQ and Titikula are all in this group. They publish wattage and weight, because those are the numbers that matter when you carry something. The cutoff is volume. Below a few hundred gallons of water, an immersion heater is proportionate. Above it, you are asking a 2000W stick to do a 50,000 BTU job. - **Inflatable pool, soaking tub, foot bath:** immersion heater - **Above-ground pool with a filter pump:** heat pump - **Inground pool over 5,000 gallons:** heat pump, and check your voltage first Most shoppers miss that distinction and blame the product. ## What does installation actually involve? Different answers, and this is where the "seniors" question actually gets useful. Physical effort varies enormously across these six. The immersion heaters need nothing. Plug into a 110V outlet, place the unit in the water, set a temperature. Titikula's DG-002 weighs 1.7 lb and YONOOQ's is 1.8 lb, so the lifting involved is trivial. That is the honest advantage of the format. The heat pumps need real work once, then nothing. AQUASTRONG supplies 1.25" hose adapters and 1.5" conversion kits and claims installation under 10 minutes, but the cabinet weighs 72 lb and someone has to place it. WARMBLU's is smaller at 17.8 x 17 x 16 in. TURBRO's is the largest at 38.5 x 25.9 x 15.7 in and needs 220-240 V, which usually means an electrician. Here's what I'd plan for: 1. Check your outlet voltage before you buy anything. 2. Measure the pad space, then add clearance for airflow. 3. Arrange a second pair of hands for any cabinet unit. 4. Confirm your hose diameter matches the supplied adapters. Step one alone eliminates the TURBRO for most households, and finding that out before delivery is worth ten minutes. ## How do you judge an electric pool heater listing? You'll see plenty of models beyond these six. Judging any electric pool heater for seniors comes down to five checks, in this order. **Voltage.** 110V or 220-240 V. Nothing else matters until this is settled, because a 240V unit on a house without a 240V line is a bill, not a purchase. **A gallon figure, not a wattage figure.** Wattage tells you what the element draws. Gallons tell you what the machine can hold at temperature. WARMBLU publishes 5,500 gallons and TURBRO 15,000\. A listing that offers only watts is telling you about the motor, not the job. **A COP number.** Coefficient of performance is how much heat you get per unit of electricity. AQUASTRONG lists 5.5 and TURBRO claims up to 16\. No COP figure means no efficiency claim you can compare. **A published noise level in dB.** AQUASTRONG says 38 dB, WARMBLU says below 50 dB. If the heater sits under a bedroom window, this is not a soft preference. **A stated warranty.** Only Titikula publishes one here, at 2 years. Absence is not proof of no cover, but it is proof you have nothing to point to. Anything that clears all five is worth a second look, whoever makes it. ## The verdict The best electric pool heater for seniors is the AQUASTRONG HEX016, and the case rests on three published numbers: a 41-104°F heating range, a 5.5 COP, and a 38 dB noise claim. No other pick here publishes all three. Add a cooling mode down to 41°F and included hose adapters in both 1.25" and 1.5", and it asks less of the owner than anything else in the set. It is also the one buyers choose most often here. Two conditions flip that. First, capacity. If your pool holds more than a few thousand gallons and you already have 220-240 V at the pad, the TURBRO B50V is the only pick rated for 15,000 gallons, and its 50,000 BTU output is the largest published figure here. Second, voltage. If you want heat pump behaviour on a standard 110V circuit, WARMBLU's 5,500 gallon unit is the answer, in the smallest cabinet of the three at 17.8 x 17 x 16 in. WARMBLU's exact advantage over AQUASTRONG is the published gallon rating and the app control. AQUASTRONG's advantage back is the temperature range and the quieter claim, which is why it leads. ## FAQ ### Is an electric pool heater worth it for a short swimming season? An electric pool heater is worth it if your season is bounded by cool mornings rather than deep winter. TURBRO states its heat pump performs most efficiently at outdoor temperatures of 60°F or above, which describes spring and autumn. For a season already warm end to end, you are paying to hold a temperature you would mostly get anyway. ### What size pool does each electric pool heater cover? The size each electric pool heater covers is published differently by brand. TURBRO specifies 15,000 gallons, WARMBLU 5,500 gallons. AQUASTRONG lists a pool size of 12' x 14' x 48" instead of a gallon figure, and WARMBLU also gives 20' x 10' x 32". The three immersion heaters publish no capacity at all, which is your signal they suit tubs and inflatable pools. ### Which electric pool heater for seniors needs the least handling? The electric pool heater for seniors needing least handling is the Titikula at 1.7 lb, followed by the YONOOQ at 1.8 lb. Both plug into a standard 110V outlet with no plumbing. The heat pumps need heavier one-time work: AQUASTRONG's cabinet weighs 72 lb, and TURBRO's measures 38.5 x 25.9 x 15.7 in. ### AQUASTRONG or TURBRO: which should I buy? AQUASTRONG or TURBRO comes down to capacity against comfort features. TURBRO wins on scale with 15,000 gallons and 50,000 BTU, but requires 220-240 V and publishes no noise figure. AQUASTRONG covers a smaller pool while publishing a 41-104°F range, a 5.5 COP and a 38 dB claim. Pick TURBRO for a big pool, AQUASTRONG for a quieter, more controllable one. ### What do buyers overpay for in this category? Buyers overpay for headline wattage. A 2000W immersion element and a 50,000 BTU heat pump are not comparable, and a higher watt number on a drop-in stick does not make it a pool heating system. The figures worth paying for are gallon capacity, COP and voltage compatibility, because those decide whether the water actually reaches your target. Start with your outlet. Walk out to the pool pad, look at what voltage is available and how much clear space you have, and that single check will point you at either the heat pump shelf or the immersion shelf before you spend anything. If it's 110V with room for a small cabinet, the AQUASTRONG HEX016 is the sensible default, because a 41-104°F range and a 38 dB claim mean you set it once and stop thinking about it. That is the real point of a heater. Not the numbers on the box, but never having to touch it again. *Last updated: September 30, 2026\. Product availability re-checked.* *This page contains affiliate links. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.*