General description The Universal Wireless Remote Control Switch operates at a frequency of 433 MHz and is designed for DC 12V applications. It includes a 1-channel RF relay receiver module along with 2 transmitters, allowing for versatile remote control of various devices. The system is known for its stable and reliable performance, with a high sensitivity reception level of over 97 dBm. The strong radio frequency signal can penetrate walls, floors, and doors, enabling control from distances of up to 50 meters in open areas. Technical specifications Operating voltage: DC 12V Input voltage/output: 1 ~ 250V Maximum current: 10A RF frequency: 433 MHz Support encoding: learning code EV1527 Sensitivity reception: > 97 dBm RF operation mode: ASK superhetodyne wireless reception Operating temperature: -30 ~ +80 °C Reception range: More than 50 meters in open space Standing current: < 5 mA Installation To install the remote control switch, follow these steps: Press the learning button on the