This thermostat has LCD digital screen, which is easy and convenient for you to read.This thermostat features high reliability and interference suppression, which supports high-precision temperature measurement and control.It is constructed of ABS material. This thermostat has IP20 protection and retardant material, which is safe to use.This thermostat is suitable .Item Name: ThermostatProtection /Shell Material: IP20/ Retardant PCVoltage: 2 x 1.5V Batteries (Not Included)Current Load: 3ATemperature Accuracy: 1 CelsiusTemperature Setting: 5-90 CelsiusFeatures: Mini, Wall Hanging, SmartSize Details: L: 8.5cm/3.35inch, W: 8.5cm/3.35inch, H: 2.8cm/1.1inch(.)color:Blue light (white shell)Material:plasticPackage Contents:1 x Temperature ControllerOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.