1.Safe housing material
2.Power On: water sensor,not switch
3.LCD Display Size: *6**6mm
4.Display Solution: 0.1℃ or 0.1℉
5.Display Range: ****0℃ (or *2 ℉***2 ℉)
6.Accuracy: ±1℃
7.LCD Color Backlights:  Orange(too cold< *5℃  ), green(*5℃ ≤just right ≤*9℃ ), red(too hot >*9℃ )
8.Battery operated(3pcs*AAA),changeable
9.Water Resistent: **0% waterproof                                                                                                         *0.Once wipe off the water on the sensor, backlight turns off immediately and the item stops working automatically