Feature●Easy to setup and use, Stable and reliable performance, high receive sensitivity●GOOD WIRELESS RF SIGNAL,it can pass through walls, floors and doors,control receiver from any place within a reliable distance●It adopts non-directional wireless encoding technology, allowing independent control without mutual interference, can be flexibly configured in quantity and in operating modes●The relay module provides high signal sensitivity at lower cost and resist interference●Be applied in industrial control and security fields, such as light, remote controller, wireless security alarm, wireless door alarm, wireless controller, etcDescription