Feature:1. [Timed Start and Shutdown] The timing switch allows your home appliance to start and close at a fixed time, work reasonably and extend its service life.2. [Power Off Memory] The built in battery of the time switch is used for program power off memory, which can save data for 60 days even if the power is off, without resetting the fixed switch program.3. [Wide Application] Digital time switch is applicable to timing control of street lamps, advertising lights, electric boxes, water pumps, drainage pumps, water heaters, chargers and other equipment.4. [High Accuracy] The time control switch has high accuracy, and the timing error is less than 1s per day, which can be used safely.5. [Programmable Design] The timer switch is 16 on 16 off programmable, making the using more convenient.Specification:Item Type: Programmable Digital Time SwitchMaterial: ABSModel: KG316T 220V 25APower Supply: 1 x AA battery required (shipped without battery)Switching Capacity: Resistive 25ANumber of Programmable Groups: 16 on 16 offTiming Error: 1s per dayRelative Humidity: <90%Ambient Temperature: -10 to 60Color: White.Package List:1 xProgrammable Digital Time Switch