نظرة عامةWhy do you need this?- If you want to automate home or office appliances, then use this device. 7 days programmable switch with 28 on and 28 off settings you can set timer schedule with minimum 1 sec interval. | Energy Savings: Timer switches help conserve energy by allowing users to schedule when devices should be turned on or off | Security and Safety: Timer switches can enhance security by automatically turning on lights or other devices at specific times, giving the impression that someone is present even when the occupants are away. This can deter/scare off potential intruders. | Automatic Lock: -The device will be locked automatically after 30 seconds of no operation. This feature prevents any sort of maloperation that can disrupt your settings. To unlock press C/R button for 3 seconds. | Memory Function: - With in-built 3V CR2450 battery, the device will preserve settings in case of power-cut. | Reset: - To reset the setting long press clock button for 5 seconds. It will reset the setting but will keep the set time. To reset the device along with time completely, press C button.