Specification:
Long: 9cm   wide: 2.8cm   high: 1.3cm   suckerdiameter: 3cm 
Digital time display
Mounts with suction cup
batteries included
Very easy installation
Note:
1.There is 2-3% difference according to manualmeasurement.
2.Please note that slight color difference should beacceptable due to the light and screen.
3.Lower temperature to reduce the suction effect,add a little water on the suction cup is OK!