500 watt aquarium heater, voltage 110-120V, suitable for tank capactiy 60-120 gallon freshwater aquariums and turtle tanks. Easy to set temperature without getting hands wet. Build in hand button, Keep pushing the button. It will cycle through all the set temperatures. Temperature can be precisely adjusted from 70 to 94°F. Build-in external IC temp controller, easy to read LED digital number shows real time water temperature. Temp accuracy is +/- 1°F. Made with premium titanium and double sealed by black protective guard, this fish tank heater is resistant to explosion, and protect fish and other livestocks from punching and scalding. This fully submersible aquarium heater enables memory function and over heat protection. Auto shut off when over-heats, resets when it cools down.Best Sellers Rank: See Top 100 in Pet Supplies. : B07ZWVVQLJ. Manufacturer: hygger. Date First Available: November 1, 2019. Package Dimensions: 11.61 x 7.76 x 3.43 inches; 2.54 Pounds.