BDA-WS108 is an industrial multi channels wireless switch controller with hopping function. This is a true replacement of long-distance wiring in difficult terrain, open terrain and industrial complex.  It can operate in long distance, ranging from 8- 12 KW in open Area and 5-6 KM in congested industrial area. It features simple interface and reliable performance. The parameters can be modified by PC software / UART command / remote controlled operation mode etc. Using this module, user can replace wired device with the wireless connection, which significantly reduce the cost and save much time.