1、High accuracy: the time error is less than 1s per day. 2、Long service life: the output is a high-power relay, using long-life silicone button. 3、Enhanced anti-jamming capability. 4、You can set 16 groups of on and off every day, easy and convenient to operate. 5、It has the clock correction / calibration function and also has keyboard lock to avoid the fault operations. This time control switch can automatically switch on and switch off various kinds of electric equipment according to fixed time. It is widely applied to programmable control of electric equipment. You can set 16 groups of on and off every day, the time error is less than 1s per day. Features: 1. High accuracy: the time error is less than 1s per day. 2. Long service life: the output is a high-power relay, using long-life silicone button. 3. Enhanced anti-jamming capability. 4. You can set 16 groups of on and off every day, easy and convenient to operate. 5. It has the clock correction / calibration function and also has keyboard lock to avoid the fault operations. Specification: Product Name: Timer Switch Model: KG316T Power supply voltage: AC220V Power consumption: 1W Switching capacity: Resistance 25A Timing Control Range: 1min - 168h Timing error: less than 1s Relative humidity: <95% Ambient temperature: -20°C - 70°C Package list: 1 * Timer Switch