General description 433MHz Wireless Heavy Duty Remote Control Switch is designed for reliable operation in various environments. It features a strong signal that can penetrate walls, floors, and doors, allowing control from a distance of up to 164 feet without obstacles. This remote control switch is perfect for managing lights, water pumps, household appliances, and agricultural irrigation systems. Technical specifications Frequency: 433MHz Maximum range: 164 feet (50 meters) without obstacles Receiving sensitivity: >-105dBm Relay capacity: 30A Voltage compatibility: 85V to 240V Working modes: momentary, toggle, latch Transmitter capacity: can control multiple receivers Receiver can store approximately 20 transmitters High-quality relays rated for over 100,000 uses Usage This remote control switch is extremely easy to set up and reset. Users can configure the working mode according to their needs, and it is suitable for a wide range of applications including homes, farms, factories,