Widely applicable: suitable for most ornamental fish, amphibious sea turtles and aquariums (maximum 50L) (Note: Please be sure to submerge them completely in water when using) Protection against overheating: once the device reaches the preset temperature, the blue light will stay on for a long time and stop heating up LCD display: you can quickly understand the water temperature Efficient and waterproof heating water: it can be completely submerged, and high-energy radiators are used for heat transfer, which can also effectively prevent leakage High quality: The high-quality plastic housing allows you to use the freshwater and seawater heater Anti-scald design, high definition LCD temperature display, left and right heating convection design, flame retardant engineering plastics and resis at high temperatures, external set temperature ul Glue scald protection. With high quality suction cups. Stop protection when there is no water. The temperature can be set in degrees Celsius or Fahrenheit. LCD temperature display Red: The aquarium temperature is below the set range, the heating function has been activated and the temperature is automatically increasing. Blue: The aquarium temperature is within the required setting range and the monitoring function is activated. Practical thermostat regulator The temperature in Fahrenheit and Celsius can be switched. Widely applicable Its high quality plastic shell can be heated in fresh water and sea water. Power: 150 W