Features: * Very convenient to use, simple wiring diagram connection mode. * Support remote control up to 19 rooms. It can connect to electronic control lock, light, electric curtain etc. So that you can remotely unlock the door, close the light, open or close the curtain, etc. * Super small body, and it takes up less space. The size of the receiver board is only about 3.5*3*3cm. * The working mode can be changed by yourself: you can switch momentary, toggle or lock three modes according to your needs. * Pair code learning: it can work with any remote control with the same frequency. You no longer have to worry about losing the remote control. (If the remote control is lost, please buy one and the pair with the circuit board is OK.) Specifications: Receiver: Input power: DC10V- 14V Standby Current: <5MA RF Frequency: 433MHz RF Working Mode: Superheterodyne Receive Receive Sensitivity: -108dbm Transmission Distance: 100m open area Decoding mode: MCU software decoding Remote control storage: up to 19 PCS Working mode: Momentary, Toggle, Latching Wiring type: fixed terminal Output terminal: NO, NC, COM Support remote control type: learning code (1527 chip); fixed code Receiver board size: approx. 3.5 * 3 * 3cm / 1.37 * 1.18 * 1.18in Fuse box size: 4 * 3.7 * 2.7cm / 1.57 * 1.45 * 1.06in Remote control: Frequency: 433 MHz Range: 50m (open area) Battery: 2 * CR2016 3V (included) Quantity: 2PCS Package information: Package size: approx. 13 * 9 * 3cm / 5.12 * 3.54 * 1.18in Package weight: approx. 75g / 2.6oz Package List: 1 * Receiver Board 1 * Fuse Box 2 * Remote Control