General description This AC 220V 30A 1CH 433MHz Wireless Remote Control Switch RF Receiver is designed for easy installation and use. The transmitter and receiver are pre-paired and tested before shipping, allowing for a hassle-free setup. This versatile remote switch is suitable for various applications in industrial control and security fields, including lighting, motors, remote controllers, wireless security alarms, lifting equipment, electric doors, and more. The wireless RF signal can penetrate walls, floors, and doors, providing reliable control from a distance. Technical specifications Max load current: 30A Working frequency: 433MHz Remote distance: Up to 164ft/50m (without obstacles) Buttons: 2 Encode: Fixed code / EV1527 code Color: Black Material: ABS Measurement allowed error: +/- 1-3cm Compatibility and accessories Package Contents: 2 x Remote Switch 4 x Remote Controls Usage You can operate multiple units in the same location, allowing for flexible control options. The