Amazon.com: DaToo Small Aquarium Heater 50W Mini Fish Tank Heater 50 Watt Submersible with LED Temperature Display : Pet Supplies
Amazon.com: INKBIRDPLUS 300W Submersible Aquarium Heater Titanium Fish Tank Auto Thermostat with LED Digital Temperature Readout and External Temperature Controller for Salt Water and Fresh Water : Pet Supplies
Amazon.com: Submersible Aquarium Heater Fish Tank Heater with Dual Temperature Displays and Temp Controller Adjustable for Turtle Betta Fish Tank : Pet Supplies
Amazon.com : CORISRX 150w/300w/500w in-Line External Heater Aquarium Heater - 150/300/500 WATT 1/2",5/8" (Applied to Both Sizes) (Black 150 Watt 5/8",1/2" Hose) : Pet Supplies
Amazon.com: GloFish Submersible Heater 50 Watts, for Aquariums Up to 10 Gallons, UL Listed,BLACK : Pet Supplies
Amazon.com: AQQA Submersible Aquarium Heater 300W Fish Tank Heater 40-60 Gallon Aquarium Betta Heater Thermostat Heaters with Suction Cups Tank Heater for Hydroponic Freshwater & Saltwater（300W） : Pet Supplies
Amazon.com: AquaMiracle Adjustable 50W Aquarium Heater Submersible Fish Tank Heater Super Short Aquarium Heater with LED Digital Display Thermostat, for Tanks 5-10 Gallons : Pet Supplies
Amazon.com: Fish Tank Aquarium Heater - Adjustable Temperature Submersible Thermostat Heater,25W/50W/100W/150W/200W/300W : Pet Supplies
Amazon.com: hygger 100W Mini Submersible Digital Display Aquarium Heater for Small Fish Tank, Compact and Fast Heating Thermostat, with External Controller and Built-in Thermometer, for Betta, Turtle : Pet Supplies
Amazon.com: AquaClear Marina Betta Fish 8W Submersible Heater - For Fish Tank Aquariums up to 1.5 US Gallons (5 L) : Pet Supplies
Amazon.com: Aqueon Submersible Aquarium Heater, 50 Watts, Up to 20 Gallons : Pet Supplies
Amazon.com: Tetra HT Submersible Aquarium Heater With Electronic Thermostat, 50-Watt, 2-10 Gallon : Pet Supplies
Amazon.com : Orlushy 50W Small Submersible Aquarium Heater, Constant Temperature Betta Fish Tank Heater of 78℉for 5-10 Gallons Freshwater & Saltwater Tanks : Pet Supplies
Amazon.com: Uniclife 100 Watt Aquarium Heater with Thermometer, Fish Tanks Heater for 10-25 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 : Orlushy Submersible Aquarium Heater,100W Adjustable Fish Tahk Heater with 2 Suction Cups Free Thermometer Suitable for Marine Saltwater and Freshwater : Pet Supplies
Amazon.com: Mylivell Aquarium Heater 25W 50W 100W 200W 300W Submersible Auto Thermostat Fish Tank Heater, Small Aquarium Heater for 10-100 Gallon Fish Tank, Freshwater & Saltwater Compatible : Pet Supplies
Amazon.com: hygger 50W Mini Inline Quartz Glass Aquarium Heater with External Controller, Adjustable Submersible Betta Fish Tank Thermostat for 5-15 Gallon : Pet Supplies
Amazon.com: FREESEA Aquarium Fish Tank Heater: 25 Watt Mini Submersible Heater Adjustable Thermostat for 1-5 Gallon Betta | Turtle : Pet Supplies
Amazon.com: AQQA Aquarium Heater 300W for 80-95 Gallon Fish Tank Heater Aquarium Submersible Heater Betta Fish Heater Aquarium Thermostat Heater for Freshwater Saltwater Fish Tanks (300W for 80-95 Gal) : 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
