The temperature cab be precisely and continuously measured and controlled in your aquarium with these temperature module. You can stipulate a variety of settings for day and night, and for summer and winter, too. You van reproduce natural changes in temperature in your aquarium. The waterproof sensor also allows temperature measurement in the bed of the aquarium, for example.Technical data IKS Temperature module with sensor:Measuring range from 0C to 50CResolution: 0.05CSwitch hysteresis: 0.15CUp to eight control processes can be programmedUpper and lower alarm settingsHight-quality, waterproof Pt1000 Class A sensor