... Swith Executive Guardmode:Waterproof Model Number:COB 63A Waterproof Hoist Pushbutton Switch,COB 63A 1, ... dc voltage, working voltage 220 V circuit control system. It is suitable for outdoor area ... dusty environment infringement,such as the remote control of the electric hoist crane, the equipment ... ,and reasonable structure.Rubber cable sheath and waterproof article secret, has the good dustproof, ...