LED Digital Display - The external temp controller of this aquarium heater can accurately display the current water temperature, set temperature, current operating power, set power, and error codes. The red light indicates heating, and the white light indicates constant temperature. Simply press the setting button to easily adjust the target temperature and switch the heaters power.
Temperature adjustment range: 59-93; Power options: 150W/300W
Safety Instruction - Heater length: 11.2 inches, Power
cord length: 3.9 ft + 6.2 ft, Voltage: 110-120V. It is suitable for both freshwater and seawater. Please keep the heating rod fully submerged, and make sure to unplug before water change or cleaning cool down the fish tank heater for 15 minutes. If you have any issue with the heater, please feel free to contact us. We would provide a timely after-sale service.