Introduction - If you have any usage issues, please Google them yourself
1: Press the reset button, four LED off 2: If the DIP switch to OFF state of all the (input 1111), four LED lights from left to right (Marquee effect), again and again 3: If the DIP switch incomplete for the OFF state (enter 0000 ~ 1110), four LED lights from left to right (Marquee effect), again and again 4: If you press any of the four touch of a button, LED will be fully lit, After the release button LED will revert to the left or right operation, but the shift operation of the timer in the button press will continue to count.