Description:Feature: Large LCD display Easy to apply with suction cup Compact design for discrete use Celsius and Fahrenheit Simple to operate Clear display: Comes with large, clear LCD display, easy to read even in a long distance Suction cups: The two suction cups make installation easy and convenient Easy operation: Equipped with a probe, you can submerge the probe into fish tank to measure water temperature (Note: submerge probe only, please do not submerge thermometer in water) and : You can transform the to by pressing button Operation:1 Attach the display unit to the outside of the tank with the suction cups 2 Submerge the probe into the water 3 Keep pressing the power (PWR) button to turn on and hold the power button for 3 seconds to turn off Warm tips: Submerge probe only, please do not submerge thermometer in water Specifications:Specification:Material: ABSColor: blackOverall size: 58*38*17mmDisplay: 26*14mmCable length: 970mmPackage Included:1xWater Tank Thermometer