Suitable for use with crystal lamps, modern low-voltage lamps, ceiling lamps, day flower lamps, fluorescent lamps, energy-saving lamps, exhaust fans, LED lamps, and other compatible lighting fixtures. Fast installation, not obstructed by walls, and capable of connecting to various loads. The remote control and wall switch can be used simultaneously for added convenience and flexibility. Each remote control switch group operates on a unique code, allowing multiple units to be used in the same room without interference. Specifications: 1-way remote control switch Remote control distance: up to 30 meters Input voltage: 180240V Load per port: Fluorescent lamp: 600W; Energy-saving lamp: 300W Operating temperature: -20C to +60C Dimensions: Remote control: 9cm x 4cm x 1.5cm; Main unit: 6.0cm x 4.5cm x 2.5cm Power supply: 12V 23A battery (included) Color: White Material: Plastic Package Contents: 1 x Wireless Remote Control Switch Note: Light reflection and differences in display screens may cause slight variations between the color shown in the image and the actual product. Measurement tolerances may vary by +/- 1-3cm.