Description: _x000D_ 100% brand new and high quality _x000D_ Clear and easy to read scale that tells you, unmistakably what the temperature is in BOTH Celsius and Fahrenheit degrees. _x000D_ It floats and is secured by a included suction cup. _x000D_ Easy to install, just drop it in the tank and attached the suction cup to the inside of the tank for easy and accurate reading. _x000D_ Being that this thermometer is inside the tank, it gives a much accurate reading of the water temperature than those placed on the outside _x000D_ Test range: -20 ~ 50 _x000D_ Length: 14.50*2.80*1cm/5.71"*1.10"*0.39" _x000D_ Suction Cup Diameter: 2.10cm/0.83" _x000D_ Accuracy: 1 _x000D_ _x000D_ Package includes: _x000D_ 1Pc x Thermometer (no retail package) _x000D_ Notice: 1.Please allow 1-3cm error due to manual measurement. Please make sure you do not mind before you bid. 2.The colors may have different as the difference display, please understand.