The timer is suitable for all installations or devices with a 12 V DC power supply. Technical data: voltage: 12 V DC. Amperage: 16 A. Power consumption: less than 1 W. Dimensions: 60x60x32mm. Power failure memory: 60 days. Operating temperature : -10 to 40°C. shorter switching time: 1 minute. Push button: clock, stopwatch, day, H+ (hour), M+ (minute), manual control, reset. Features: With the digital timer, you can control the operation of your electrical appliances such as lamps, water heaters, boilers, sprayers, agricultural installations, radio equipment, household appliances and much more. The digital timer can work with 4 separate power supplies: with 12 V DC, the output format can be free. voltage or be robbed. Advanced setting with one week in advance, digital electronic timer with daily and weekly programs. 15. Daily program combinations to choose from. Repeat program with on/off setting 17. Note: The data is all manually measured, please allow 1-64cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail .Note: The data is all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.