ITEM NAME:2CH 433MHz Learning Code Receiver with Digital Wireless Remote Control RC Switch Product Description Description: Feature: 1. 100% new and high quality. 2. Easy to install and match the transmitter. 3. The volume is small, but it has high receiving sensitivity. 4. With a hook on the remote control. 5. Use Learning coding, stable and reliable. 6. The wireless signal can pass through walls, floors and doors. 7. You can turn on or turn off the receiver with transmitter(remote control) from any place within a reliable distance. 8. Application range: Auto door, window, lifting equipment, entrance access, up and down controller, alarm system industrial control and security etc. Description: Weight: 86g Size: 75mm*55mm*30mm Operating voltage: DC12V Quiescent.Easy to install and match the transmitter. Encoding type: Learning code. The wireless signal can pass through walls, floors and doors. Encoding type: Fixed code, learning code. Receiver sensitivity: More than -100dBm.