General description The 433MHz Wireless Remote Control Switch is designed for controlling various home appliances, agricultural irrigation systems, and more. It features a reliable and stable performance with a strong signal that can penetrate walls, floors, and doors, allowing control from a distance of up to 50 meters without obstacles. Technical specifications Frequency: 433MHz Relay capacity: 30A Operating voltage: 85V~250V Reception sensitivity: >- 105 dBm Maximum range: 50 meters (without obstacles) Operating modes: momentary, toggle, lock mode Relay lifespan: over 100,000 operations Compatibility and accessories Each receiver can memorize approximately 20 transmitters A single transmitter can control multiple receivers (must be compatible) Usage You can remotely control any device connected to the relay receiver, including lights, pumps, wireless security alarms, fans, ventilation devices, monitors, printers, fountains, and other electrical equipment.