Large LCD display and 8 buttons: easy to read and make all settings. Standard time and summer time: displays day, hour and minute, switchable in 12H / 24H format. Digital timer socket: designed to control the power of electrical appliances, such as water dispensers, electric heaters, mobile phones, battery carts, etc., saving energy. Random function: during 18:00 to 18:00, the device will be randomly turned on / off 10 to 30 minutes before the setting time. Plug and Play: No installation required, easy to use. Battery Backup: Built-in rechargeable battery to operate the clock and help you set the timer. 10 Groups of ON/OFF Programs: Supports 24-hour and 7-day settings, automatically turns a connected electrical appliance on and off at specific times. Product Description The timing socket is widely used in charging products, security systems, and lighting systems, such as water dispensers, electric heaters, mobile phones, battery carts, etc. On the one hand, it can save electric energy, on the other hand, it can slow down the aging of electrical appliances due to prolonged power-on, extending their service life and reducing safety risks. Specifications: Material: PC Quantity: 1PC Plug Type: EU Plug Working Temperature: -10 ~ 40 ° C Accuracy: ± 1min / mon Battery: Built-in rechargeable NI-MH Ni-MH battery (included) For EU Plug technical parameters: Voltage: 230V ~ / 50Hz Rating: 230V ~ AC / 16A / 3680W Item Size (1PC): 6 * 4 * 13.3cm / 2.4 * 1.6 * 5.2in Note: Before starting, please plug the device into a power outlet to charge it for about 5-10 minutes if the device is out of power and shows nothing. Package List: 1 * Timer Socket