1.The expected temperature can be adjusted on the plug. You don't have to adjust it in water any more. 2.Sensor is rested outside of the glass in the heater tube. Sensor can directly measure the correct water temperature in the aquarium and keep heating water to the expected temperature value. 3.Plastic protection is added to the silica glass heater tube which can avoid breakage. 4.It will switch off automatically when it is out of water.
Specifications:
Ordering information:
- Minimum Order: Negotiable