Amazon.com: FISH BREATH Aquarium Heater 50W/100W/200W/300W/500W for 5-90 Gallon, Submersible Fish Tank Heater with Adjustable Temperature Knob Be Suitable for Saltwater and Fresh Water(200W for 13-26gallon) : 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 : Uniclife 200 Watt Aquarium Heater with Thermometer, Fish Tanks Heater for 25-50 Gallon : 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: hygger Pinpoint Saltwater Aquarium Heater with Digital Thermostat IC Temp Controller, Titanium Tube Submersible Fish Tank Heater for Coral Reef 200 Watt : 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: 50W Aquarium Heater Small Fish Tank Submersible Heater 75℉ Constant Temperature Turtle Heat Rod for Betta Frogs Newts Turtles : Pet Supplies
Amazon.com: DaToo 10 Watt Small Aquarium Heater Mini Betta Flat Fish Tank Heater for 1 Gallon 1.5 Gallon : Pet Supplies
Amazon.com: Uniclife 100 Watt Aquarium Heater with Thermometer, Fish Tanks Heater for 10-25 Gallon : 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: DOMICA 25W Mini Aquarium Heater, Submersible Heater for Small Fish Tank (1-8 gallons) with Free Thermometer Sticker : Pet Supplies
Amazon.com: Dreyoo 2 Set Aquarium Fish Tank Heater, Submersible Aquarium Heater with Thermometers and Suckers, Adjustable Knob Aquarium Water Heater Built-in Thermostat for Aquariums (100W) : Pet Supplies
Amazon.com: HiTauing Aquarium Heater, 300W Fish Tank Heater with LED Digital Display & 5 Safety Protection, Submersible Aquarium Heater with 2 Suction Cup and 8.2Ft Cord for 40-75 Gallon Fish Tank. : 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: HITOP Mini Submersible Aquarium Heater - 25W 50W 100W 200W 300W Small Heater for Fish Tank 1-70 Gallon with Controller (25W) : Pet Supplies
Amazon.com: Hydor Betta Bowl Slim Fish Tank Heater, 7.5-watt, measures 3.5 inches round, black; For tanks 2-5 gallons : Pet Supplies
Amazon.com: Small Aquarium Heater, 5W Fish Tanks Heater Mini USB Powered Submersible Heater Aquarium Heating Rod for 0.5-2.5L Water Tanks 5W : Pet Supplies
Amazon.com: Aqueon Submersible Aquarium Heater, 50 Watts, Up to 20 Gallons : Pet Supplies
Amazon.com: Kulife Fumak 200W Adjustable Aquarium Heater Super Short Submersible Fish Tank Heater Fish Heater with LED Digital Display Thermostat, for Tanks 20-40 Gallons : Pet Supplies
Amazon.com: GloFish Submersible Heater 50 Watts, for Aquariums Up to 10 Gallons, UL Listed,BLACK : Pet Supplies
Amazon.com: HITOP 25W 50W 100W 200W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cups (100W-grey) : Pet Supplies
Amazon.com : SILICAR Mini Aquarium Heater, 20W Fish Tank Heater with Built-in Thermometer, LED Display, External Temperature Controller, Submersible Turtle Tank Heater for 0.5-1 Gallon : 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: 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
