Usage Tips:Specifications: Full Time Range: 1Min-168Hours Rated Voltage: 12V DC Contact Capacity: 16A Power consumption: no more than 2w Internal battery: 1.2V/40mA (rechargeable batteries) Dimensions: 62x62x32.5mm Power failure memory: 180days Operate Temperature: -10 to +40 C Programmable: 17times/week or day Minimum interval: 1 minute Key Button: Clock, timer, day, h+(setting the hours), m+(setting the minutes), manual override, reset Features: The panel-mount digital timer series can be operated in 4 separate power supplies, ranges from 240V AC to 12V DC, output format can be produced to be volt-free or voltaic-output The digital timer is accurate to the minute, hour, days, designed with either 17 ON/OFF (event) per day Provide 15 combination of daily programs which can lead great convenience to user upon choosing the required days in a week for operation the time Advanced pre-setting one week before, digital electronic timer switch with daily and weekly programs Repeat programs with 17 on/off setting and manual override lithium battery power reserve when electric supply cut off Condition: Manufacture:China,Chinese Factory Homegrown products for Sale Friendly Tips: Please allow minor error of measurement,due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding Package Included 1*DC 12V Power Programmable Timer