Amazon.com: HiTauing Aquarium Heater, 50W/100W/200W/300W/500W Submersible Fish Tank Heater with Over-Temperature Protection and Automatic Power-Off When Leaving Water for Saltwater and Freshwater : Pet Supplies
Amazon.com: fishkeeper 600W/800W Aquarium Heater, Double Tube Double Heating Speed Adjustable Fish Tank Heater Submersible Pond Water Heater for Saltwater Freshwater Tank 60-220 Gallon : Pet Supplies
Amazon.com: Hydor Theo Shatterproof Aquarium Heater, 25-Watt & Ideal For 2 To 7 Gallon Fish Tanks, 7-Inches Long : Pet Supplies
Amazon.com: SunGrow Halfmoon Betta Heater, 10 Watts, for Small Tanks, Fully Submersible Aquarium Heater, Automatically Reaches Preset Temperature, Energy-Efficient Heating Module, Suction Cups Included : Pet Supplies
Amazon.com: WOOW DEPOT Aquarium Heater Fish Tank Heater Submersible Marine Tropical Heater Immersion Heater Water Heater Thermostat Heating with Adjustable Temperature Knob and Protective Cover, 100W : Pet Supplies
Amazon.com: Hitop 50W/100W/300W Adjustable Aquarium Heater, Submersible Glass Water Heater for 5 – 70 Gallon Fish Tank (100W) : Pet Supplies
Amazon.com: Kulife Fumak 25W Adjustable Aquarium Heater Super Short Submersible Fish Tank Heater Fish Heater with LED Digital Display Thermostat, for Tanks 3-5 Gallons : Pet Supplies
Amazon.com: FUMAK Mini Aquarium Heater Adjustable 25W Submersible Fish Tank Heater with LED Digital Display, Turtle Tank Heater Small Aquarium Heater, Ideal for 2-5 Gallons Tanks : Pet Supplies
Amazon.com: PULACO 25W Small Aquarium Betta Heater with Free Thermometer Strip, Under 6 Gallon Fish Tanks (Preset Temperature 78℉) : Pet Supplies
Amazon.com: Kulife Fumak Super Mini Aquarium Heater 10W Betta Heater Small Aquarium Heater Adjustable Submersible Fish Tank Heater Turtle Heater with Digital Display Thermostat, for 1-2 Gallon Tanks : Pet Supplies
Amazon.com : Uniclife Aquarium Heater 25W/50W/100W/200W Adjustable Submersible Heating Rod with Electronic Thermostat LED Indicator Light and Thermometer Sticker for Freshwater Marine Fish Tanks : Pet Supplies
Amazon.com: Aquarium Heater 25W Small Fish Tank Heater Submersible 25W 50W 100W, Precise Temperature Control with Intelligent Memory Function, External LED Digital Temp Controller Suitable for Betta Fish Turtle : Pet Supplies
Amazon.com: Moonorange Aquarium Heater (100W), Small Fish Tank Heater with LED Display Controller, Compact Mini Heater for Fish, Turtle Tank 1 to 30 gallons. : Pet Supplies
Amazon.com: fishkeeper Ultra-Safe Intelligent Submersible Aquarium Heater 300W/500W/800W Electronic Precision Thermostat Fish Tank Heater with Run-Dry and Overheat Protection for 40~220 Gallon Fish Tank : Pet Supplies
Amazon.com: DaToo Mini Aquarium Heater 25W Small Fish Tank Heater 25 Watt with Free Thermometer Sticker : Pet Supplies
Amazon.com: SZELAM Aquarium Heaters 300W Submersible Fish Tank Heater 55 Gallon, Anti-Dry Burning and Anti-Overheating, Explosion-Proof Fast Heating Fish Heater for Freshwater and Saltwater Aquarium Tank Heater : Pet Supplies
Amazon.com: Fish Tank Aquarium Heater - Adjustable Temperature Submersible Thermostat Heater,25W/50W/100W/150W/200W/300W : Pet Supplies
Amazon.com: Aqueon Submersible Aquarium Heater, 50 Watts, Up to 20 Gallons : Pet Supplies
Amazon.com: AQQA Submersible Aquarium Heater,100W/200W/300W/500W/800W/1200W Fish Tank Heater,External Temperature Controller LED Temperature Display with 2 Suction Cups Suitable for Saltwater and Freshwater : Pet Supplies
Amazon.com: FREESEA Aquarium Fish Tank Heater: 100 Watt Submersible Betta Heater - Adjustable Thermostat with Thermometer for 15-25 Gallon Marine | Saltwater | Freshwater : Pet Supplies
Amazon.com: AQUA-ATL 25W/50W/100W/200W/300W Aquarium Heater Submersible Fish and Turtle Tank Heater (300 Watt) : Pet Supplies
