DescriptionThis item is manufactured with premium material for durable and long-lasting use. It has two channels of output which can be independent. It adopts wireless encoding technique, no direction, no mutual interference. It mainly applied for of the on and off of pump, machine-tool, LED lights and other Civil and industrial supporting remote areas.Features- Color: Shown in the pictures.- Material: PCB board & plastic.- Size: Approx. 7.5 * 5 * 2.5cm/ 3 * 2 * 1 inch (LWH).- Operation Way: Self-locking.- Voltage:12VDC.- Sensitivity:-90dB.- Quiescent Current:no more than7mA.- Remotedistance : 20 meters.- Frequency:315MHz.- Two Channels of output,the output can be independent- Using wireless encoding technique,no direction,no mutual interference- Mainly applied for: of the on and off of pump, machine-tool,LED lights and other Civil and industrial supporting remote areas.