This timer is suitable for all installations or devices with a 12V DC power supply. Advanced setting up to one week in advance, digital electronic timer with daily and weekly programs, 15 daily program combinations to choose from. Repeat programs with on/off setting 17 Beneficial electronic timer. Technical Data: Voltage: 12V DC. Amperage: 16 A. Power Consumption: less than 1 W. Internal Battery: 1.2V/40mA (rechargeable battery). Dimensions: 60 x 60 x 32mm. Memory retention during power failure: 60 days. Operating Temperature: -10 to 40°C. Shortest switching time: 1 minute. Push buttons: clock, stopwatch, day, H+ (hour), M+ (minute), manual control, reset. Functions: With the digital timer, you can control the operation of your electrical appliances such as lights, water heaters, boilers, spray devices, agricultural facilities, radio equipment, household appliances and much more. Voltage or be stolen. Advanced setting up to one week in advance, digital electronic timer with daily and weekly programs. 15 combinations of daily programs to choose from. Repeat programs with on/off setting 17. Delivery Scope: 1 x Switching Relay. 1 x Instruction Manual (English language not guaranteed).