Display screen wont turn on / Blank screen
If you receive the device in a powered-off state, please press the C key to turn it on. If it still doesnt turn on, try charging it before attempting to turn it on again.
Unable to set timers for turning on/off
Please ensure correct wiring. Remember, the input is for powering the timer, not directly supplying voltage. The last two ports control the on/off of a positive electrode line.
Unable to program
Set the current time correctly before programming. Tips: 1. Press and hold the clock button. 2. Use the D (day), H (hour), and M (minute) buttons to adjust the current time. 3. Once you have set the correct time, release the clock button.
Voltage compatibility range
The input voltage supports both AC/DC 12V. The output terminal can control devices with voltage and current up to AC/DC 250V and 16A.
No power
To turn on the device, press the C key. If it doesnt turn on, connect it to a power source to charge the built-in rechargeable battery.