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Amazon.com: hygger Small Submersible Aquarium Heater 15W Mini Betta Fish Tank Heater with Thermostat for 1-2.5 Gallon Saltwater Freshwater : Pet Supplies
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Amazon.com: Marina Submersible Aquarium Heater, Betta Fish Tank Heater, 25-Watt, 11230, Black : Pet Supplies
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My new Top Fin 5.5 gallon starter kit set up for my Betta. Haven't added the heater, thermometer, or fish in yet but I think t… | Silk plants, Small umbrella, Betta
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Amazon.com: PULACO 25W Small Aquarium Betta Heater with Free Thermometer Strip, Under 6 Gallon Fish Tanks (Preset Temperature 78℉) : Pet Supplies
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SunGrow Betta & Turtle Submersible Aquarium Heater with Thermostat, Electric Heat Controller for Tropical Fish Tank Water Temperature, 10-watt, up to 5-gal - Walmart.com
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