General Description The 433 MHz RF wireless switch is designed to provide stable and reliable performance. It can remotely control various electrical appliances, with a maximum range of 50 meters in open space. Thanks to its high receiving sensitivity, this system can easily pass through walls, floors, and doors, ensuring effective control from any location. Technical Specifications Voltage: AC 85V ~ 265V Maximum Current: 30A RF Frequency: 433 MHz Encoding: Learning Code 1527 Receiving Sensitivity: > 97 dBm RF Working Mode: ASK Superheterodyne Wireless Receiving Operating Temperature: -30 ~ +80 °C Quiescent Current: < 5 mA Compatibility and Accessories Each receiver can store up to 20 transmitters, allowing a single transmitter to control multiple receivers. Ideal for use in various environments such as homes, offices, factories, etc. Installation Press the learning button on the receiver 3 times and wait 3 seconds. Press the "ON" button on the remote control and wait 3 seconds. Press