Digital Timer Switch, LCD Display Microcomputer Timer Controller 10 On &10 Off,Black(AC220V) This digital timer switch is great for controlling street lamps, neon lamps, production equipment, radio and television and many other industry or home appliances This 110V timer switch has a inbuilt battery for storing data, and 220V timer switch uses 1 AA battery(not included) This timer switch could automatic turn on/off all kinds of electric equipment according to the time user set.The time switch setting time can be cycled by days or week Specifications: Input Voltage: AC110V, AC220V(Optional) Contact Voltage Rating: 180V to 240V Switch Load Capacity: 25A(resistive), 20A(inductive) Power: <1W On/Off Operation: 10 on and 10 off(manual/auto) Timing Bound: 1 min to 168 hours Operation Temperature:-25 to 60℃ Humidity: <95% Error: <0.5s/day Battery(for 220V): 1 AA battery (not included) Size: 120 x 74 x 51mm / 4.72 x 2.91 x 2" Instruction: NO. 1, Set Clock(present time): Press and hold "CLOCK" button then press "WEEK", "HOUR" and "MINUTE" buttons. NO. 2, Set "1 on": Press "TIMER" button and LCD displays "1 on" at the bottom left. Then press "HOUR" and "MINUTE" buttons to set "1 on". NO. 3, Set "1 off": Continue to press "TIMER" button and LCD displays "1 off" at the bottom left. Then press "HOUR" and "MINUTE" buttons to set "1 off". NO. 4, Continue to press the "TIMER" button (LCD successively displays "2 on", "2 off", "3 on", "3 off"... ... "10 on", "10 off") so you can set them all. If you only need "1 on", "1 off", you must press the "TIMER" button (LCD successively displays "2 on", "2 off", "3 on", "3 off"... ... "10 on", "10 off") and press "RESET/RECALL" button to set all other "on" and "off" as "-- : --" instead of "00:00" (shown on the LCD). NO. 5, After setting, press "CLOCK" button so LCD displays present time. Or if no button was pressed in 30 seconds, it will automatically display present time. NO. 6, When connected to circuit, the red light indicates if the circuit is powered and the green light indicates if the switch is closed. Package Includes: 1 x Timer Switch