General description 433Mhz Wireless Remote Control Switch designed for AC 220V-230V applications, featuring a 30A relay receiver and four transmitters. This device allows for stable and reliable performance with a receiving sensitivity of -105dBm, enabling control from a distance of up to 164 feet without obstacles. It is easy to set up and reset, making it user-friendly for various household and agricultural applications. Technical specifications Frequency: 433Mhz Voltage: 85V~240V Current: 30A Receiving sensitivity: -105dBm Maximum range: 164 feet (without obstacles) Relay lifespan: over 100,000 uses Compatibility and accessories Each receiver can store approximately 20 transmitters One transmitter can control multiple receivers (must be matched) Installation Easy setup process Adjustable working modes: momentary, toggle, latched Usage Can control various devices such as lights, pumps, wireless security alarms, fans, lamps, ventilation devices, monitors, printers, and fountains