7 Day Digital Timer Switch - Weekly Programmable DIN Rail Mount Timer Relay with 16 On/8 Off Settings (12V) for Home Automation & Industrial Control

INSTRUCTION When you use the timer switch for the first time, input AC and charge the inbuilt battery please, then press reset button. The timer switch is at 24-hour mode as default. Press and hold "time" button(bottom left, next to "reset") for 5 seconds till it display "AM" to set to 12-hour mode. Press and hold again "time" button for 5 seconds to set back to 24-hour mode. BUILT-IN RECHARGEABLE BATTERY It has a built-in 1.2V/40mA rechargeable battery and a industrial grade chip, so the unit retains the programming setting even in a power outage. LCD DISPLAY LCD displays real time to Hour/Minute and ON/AUTO/OFF, 1 minute to 168 hours timing range. Large LCD screen for easy reading, you can see every figure on it clearly. Key Button: D+(setting the days), H+(setting the hours), M+(setting the minutes). DIN rail installation, DIN rail is not included. USES WIDELY This timer switch could automatic turn on/off all kinds of electric equipment according to the time user set. With high precision and strong anti-interference ability, the timer switch is great for controlling street lamps, neon lamps, production equipment, radio and television and many other home appliances.