... , light and economic COB series type remote control switch. 2. Features a mechanical interlock to ensure safety ... rain. So it most suitable for the remote controll in outdoor, rainy and snowy, ... hoist, open conveyor blt, building line etc. .2. Dimension:3. Model: Model No.:COB61COB62COB63COB64COB654. About ... changeover switch etc. for more than 20 years. 2.Provide OEM, ODM service, owning ourself mould ...