Owfeel 4X 1 Channel Relays Smart Wireless Remote Control Switch RF 6V Two Peach-Wood Color Transmitter Fpr Garden Led Bulb 1.One channel of output, the output can be independent, but also inching and interlocked 2.Easy to install and use. The wireless signal can pass through walls, floors and doors 3.Using wireless encoding technique, no direction, no mutual interference 4.Can control electrical equipment of more than 1000W 5.Mainly applied for: Remote control of the on and off of pump, machine-tool, LED lights and other Civil and industrial supporting remote areas.