... by a long distance. The below Specifications are Rolling door motor remote control 1) Firstly used Surface acoustic resonator among the ... press on the button.7)More easy to control than the tradition.Remote control mainframe: AC220V±10%,50HZ±1%;Type: less ... regards, ------ZhangZhou JinAn Electric & Machine Co.,Ltd.Rolling door motor remote control are suits for shop doors,cinema doors,garage doors and ...