Description: Characterized by programmable, this timer relay has 17 groups of switch timing combinations that can be set up, which is pretty practical and easy to operate. Built-in voltage regulator enhance the anti-interference ability of this timer relay, and it also has the functions of automatically correct time error and power failure memory, which saves the trouble of resetting due to power failure and is more user-friendly. This timer relay is mainly made of plastic, which is anti-corrosion and durable. Its length is 120mm, its width is 74mm and its height is 52mm. You can use this timer relay for street lamp, stair lights and so on. Item Name: Timer Switch Material: Plastic Batteries: 1.2V 40mAh (Included) Supply Voltage: 220-240V Temperature Range: -20-50 Centigrade AC Switch Capacity: 30(16)250V AC Minimum Interval Time: 1min LCD Display: LCD Display Switch Contact: One Changeover Switch Power Waste: 4.5VA (Maximum) Timing Range: 1min-168hr, Size Details: 120 x 74 x 52mm/4.72" x 2.91" x 2.05" (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 TM616 Timer Relay (White) 1 x User Manual (English)