Description: The time switch can automatically turn on and off various electrical equipment at a preset time because it is an intelligent digital timer. And the digital timer switch is located inside the battery to save the program in case of power failure. It has low power consumption and high-precision CMOS chip, which has strong anti-interference and can be easy to set up so that it's ideal to install in a 3500W / 16A panel for home use. The time switch is made of plastic material. The length of time switch is 7.5cm, the width is 7.5cm and the height is 5cm. It is suitable for water heaters, air conditioners, billboards, rice cookers, superchargers, sprayers, bottling machines, preheaters, agricultural facilities and broadcasting equipment. Item Name: Time Switch Material: Plastic Supply Voltage: 220V / 50-60Hz Output Voltage: 250V AC Output Current: 16A8 Operating Frequency: 28 Times Switch (day/week) Travel Time Error: 1s / 24h Power Failure Memory: 180 Days Installation Method: 72 * 72 Panel Installation or Rail Installation Interval (Triangle T) Accuracy: 1 Minute to 168 Hours Size Details: Time Switch: 7.5cm x 7.5cm x 5cm/2.95" x 2.95" x 1.97" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Time Switch 1 x User Manual (English)