Relay maximum load 10A. Uses radio frequency technology to penetrate walls, floors, and doors. Operates via radio frequency signal to control the receiver, with a maximum remote control range of up to 100 meters (328 feet) in open area. Suitable for controlling pendant lamps, crystal lamps, modern low voltage lamps, ceiling lamps, fluorescent lamps, energy saving lamps, exhaust fans, LED lamps, motors, wireless security alarms, and other applications in the security industry. Installation is quick and easy, allowing connection to any load without obstruction from walls. The remote control and switch can be used simultaneously for added convenience and flexibility. Includes 2 remotes: one can be mounted on the base using the included double-sided tape, and the other serves as a portable remote for flexible placement. Technical specifications: Voltage: DC5V–DC48V Maximum load: 10A Working distance: 100m Operating frequency: 433MHz Color: black Material: plastic + metal Package contents: 2 × Remote controls 1 × Receiver Note: Light and display differences may cause slight color variation between the image and the actual item. Measurement may vary by ±1–3cm.