1, sliding gate control board 2, DC motor 3, Pedestrian mode 4, rolling code transmitter 5, cellphone remote control Sliding gate opener control board1, Inpout ... , and the reverse force is adjustable18, Terminals for flashing lamp and photocell and key board19, Auto- ... closed function is adjustable20, Manual release key design for emergency purposes21, Overheat and overload dual protection22, Self ...