HBN 24 Hour Plug-In Energy Saving Mini Mechanical Timer Switch is easy to use and can be set for appliances to on/off 24 times a day.White shell, black inserts, white switch knob. Each segment represents 30 minutes. You can set your own schedule for when to activate or deactivate the devices. Once and for all, in the future every day it will automatically turn on/off the appliance according to the set time. Features 24 ON/OFF per day With switch knob With children protector With grounded pin Min. Setting time: 30 minutes Max. Setting time: 24 hours Complete instructions provided in packaging. For indoor use only. Technical Data Installation: Plug-in Type Voltage & Rating: 240Volts, 50Hz, 13Amps CE Certification Multi Purpose Can be used for controlling household appliances such as TV, fans, humidifiers.