Features 1、24 hours / 7 days a week programmable. Repeat programs with 16 on/off settings, and setting on/off manually. Reasonable and accurate designs. 2、Countdown function. LCD display with LED indicators, easy to read. 3、Suitable 35mm DIN Rail mounted, maximum 24 hours countdown to OFF. 4、16 ON/OFF programs per day, 15 combinations to a week, practical use. 5、Large capacity built-in battery CR2450 for back-up the memory (save the programs you set) when power failure. Reliable and safety to use. Specification Condition: 100% Brand New Item Type: Timer Switches Material: Plastic Functions: Clock display(12hr/24hr format), Timer, Countdown Capacity:30A 5000W Timing Range:1min~168hours Programs:16 ON/OFF per day Power Consumption:<5VA Average Error:<2sec/day Temperature Range:-10~50 ℃ Humidity :<95% Package List 1 x Timer Switches 1 x Manual