It can make the electrical appliances working the setting time then automatically stop. It can set 1-10 hours countdown and time off to prevent overcharge and long time call with power loss. Saves energy by cutting power when timer expires The time switch can be installed instead of the wall switch, can be used to control the fan, Infrared Panel Heater, router, fish tank, lamp and other any electrical appliances that you want to control. Material: ABS -Power: 240V | 50Hz -Timing parameters: 1-10h -Operating temperatures: -10°C-40°C -Size: 115*85*65mm -Plug: AU plug Main Features: -A programmable countdown time switch - Suitable for use with Infrared Panel Heater, slow cookers, coffee makers, indoor lights, festive lights and fans, among others, - the plug in countdown timer can automate a wide range of electrical devices. - Easy to set countdown timer: 1/2/4/6/8/10 hours. Package Included: - 1x Countdown Timer - 1 x User Manual in English