Plug Timer, Digital Timer Plug Socket, Electrical Time Plug Programs and Random Mode for Indoor Lights Package included: 1 x Timer Switch Plug Socket Smart Home-Timer switch. Up to 10 times programmable ON/OFF setting per 24 Hours/ 7 days, easy to setting and make your everyday routines easier and faster. Energy Saving-Automatically turns on and off lamps and other electrical devices, save money on electricity and help preserve the life of your devices! Backup Battery Included-With the built-in battery backup, the unit retains the programming even in a power outage, and save the trouble to reprogram, easy to use. Auto-Protection Mode-Allows randomly turning on/off lights within the specific time that you set, helps to prevent burglars, increase the security of your home.