50W Aquarium Heater, Submersible Heater For Small Fish Tank With Free Thermometer Sticker

25Watt HeaterThis Aquarium heater is suitable for 1 to 8 gallons aquariums voltage 110-120V power cord is 5.0 ft please choose the right wattage aquarium heater according to our size chart. Temperature range: 68°F to 93°F (20°C – 34°C) It is very easy to adjust the temperature you need (Temperature accuracy: ±3). we also deliberately give each customer a Thermometer Sticker you can observe the water temperature of the fish tank at any time. Safety & Blast Resistant2mm thickened quartz glass 33% thicker than the normal safer for both human and pet heater can be used in fresh water and salt water aquariumseasy to hide in the tank. Smart Temperature ControlHeater with thermal sensor inside it has automatic constant temperature function when water temperature reaches to preset temperature heater will automatically stop heating when water temperature is lower than the preset temperature heater will automatically start heating again. NoteAquarium heater is 100% submersible use only during its heating time heater must be 100% submerged into the water.Please unplug the power supply when cleaning the fish tank or aquarium water changes.