Key features

• •150W Small Submersible Heater: Suitable for 10-21 gallon fish tank; Temperature Control Range 59℉-93℉; When the temperature is lower than the set value 1℉, the heater will automatically heat up; Automatically stop heating when the set temperature is reached
• •External Controller and Built-in Thermometer: Fish tank heater with a built-in thermometer, display water temperature of the fish tank in real time; HD LED display, the red light when heating, red light off when the temperature is constant, and display error code when the heater fault; The controller is not waterproof, please do not put it into water
• •Easy To Use: Set temperature by press the button until reach your desired temperature value; The display will flash the desired temperature value three times, then return displaying the current water temperature, setting is done; You can press the button persistently to display 59-93℉ in a cycle
• •Protects Dry Burn Control System: Adopt advanced explosion-proof quartz heating tube, anti-dry burning system and overtemperature etc double protection more safer; When the heater tube running dry, the display shows "Er", auto stop heating; When the water temperature exceeds 95℉, the controller displays "EE", auto stop heating
• •Small And Exquisite: Small shape is ideal for small aquarium tanks; Made of premium material and with scientific design; Plastic shell can effectively isolate part of the temperature and prevent scalding fish; Suitable for freshwater and saltwater