1、LCD backlight display makes it easy to read and program the switch in the darkest places. 2、The timer switch is programmable, which can automatically turn on and off at a preset time. 3、The timer switch is widely used in lamps, lighting equipment, production equipment, television equipment, household power supplies, etc. 4、With professional design and reasonable structure, the product is easy to replace and install. 5、High quality material can make sure the durability and stability of the product. Item Type: Timer Switch Material: ABS Model: TM928BK Display Mode: LCD backlight Working Voltage: 85-265VAC Load: 30A Power Consumption: <5VA Time Range: Imin-168hrs Power Failure: 90 days Program: 96 times a day ON/OFF Average Error: <±2 seconds/day Temperature Range: -10-50℃ Humidity: <95% Installation Method: DIN RAIL Features: 1. Clock display 2. Programmable timer 3. With backlight Battery Parameters: Built-in button battery CR2450 3V 520mAh 1 x Timer Switch 1 x English User Manual