Programmable Timer Outlet: Control the time of your household appliances according to your settings by simply installing this timer outlet. Each event can be set for a particular day, a combination of days, or every day. You can also set 10 schedules in one day according to your needs. The time for the event starts from 1 minute. Built-in Backup Battery: The power outlet's built-in battery keeps your data in memory when you unplug it or after a power outage. Helps retain the schedule even if the power goes out. Saves you the trouble of reprogramming. In addition, you can set the clock and schedules while disconnected from the wall outlet, it's more convenient. Random Function: The digital timer allows the app to turn on/off randomly 30 minutes before the previously set time. This will make your home look like it's occupied. This feature allows you to turn lights on and off when you're away to prevent burglaries. Thieves will think you're home. You can use it when you are on vacation or business trip. Energy Saving: Programmable electrical outlet with schedules to automatically turn on/off your devices, automatically turn on and off lamps, Christmas lights, humidifiers and other household appliances to save energy and simplify your daily tasks, energy bills and extend the life of your appliances, avoiding overloads. Easy to Use: Digital programmable outlet with large 2.4" LCD display for better visibility and easy setting. The programmable timer outlet is versatile, ideal for home lighting, Christmas tree and decoration, kitchen appliances, aquarium light, etc. Specifications: Working Voltage: 220V / 50Hz Maximum Load Current: 10A Maximum Load Power: 2200w Time range: 1 minute - 168 hours Standby power: <1w Programmable group number: 10 groups / day Built-in battery: 1.2V 40mA NiMH battery Product quality: 230g Product packaging size: 15 * 8.5 * 7cm Package: 1 x Timer Socket 1 x User Manual Noted: Please plug in the socket 10 minutes before the first use if the screen is blank and use a paper clip to press the reset button. Note: Other items are not included, the color is based on the first picture and the other pictures are for illustrative purposes only. the effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you!becomeveryrich