Feature: 1. Real time display function, programming in a cycle of 24 hours or 7 days, with reset button. 2. The rail type time control switch has the functions of LCD real time display of hour/minute and automatic switch. 3. This is a durable and practical digital electronic universal time switch with daily and weekly programs. 4. Built‑in rechargeable battery and industrial grade chip. High precisions and strong anti interference ability. 5. Suitable for all power equipment and household appliances that need to be turned on and off regularly, such as street lights, neon lights, etc. Specification: Item Type: Programmable Timer Material: ABS Timing Error: ≤1 Second/day Display Device: LCD Power Failure Memory: 60 Days Internal Battery: 1.2V40mA (Rechargeable Battery) Timing Range: One Minute to 168 Hours Working Temperature: -20~+55℃ Power Consumption: <1W Timing Times: 17 Times On and Off (Day/Week) Installation Method: Screw Installation or Rail Installation Purpose: The product can automatically turn on and off the power of various electrical equipment according to the time set by the user. Suitable for all power equipment and household appliances that need to be turned on and off regularly, such as street lights, neon lights, advertising sign lights, production devices, radio and television devices, etc.. Package List: 1 x Switch Timer1 x Manual Note: This switch should work in an environment free of humidity, corrosion and heavy metal content, please keep it dry.