Seamless Integration: This USB wireless remote control switch features both male and female USB connectors, allowing suitable for direct, hassle-free connections to power supplies and devices. the complexities of wiring with this easy-to-use, plug-and-play solution. Versatile Application: Ideal suitable for a wide range of uses including LED lights, light strips, lamp beads, fans, and more. This remote control switch is also perfect suitable for integrating with relays, light bulbs, buzzers, and circuit boards, enhancing the functionality of your electronic setups. Pre-Configured suitable for Immediate Use: Our transmitter and receiver are paired and tested prior to shipping, ensuring you can use them straight out of without any setup. Features a latched mode suitable for simple operation-press 'A' to turn on, and 'B' to turn off. Advanced RF Technology: Equipped with robust RF technology, this remote control offers a stable and reliable signal that can penetrate walls, floors, and doors. Enjoy the convenience of controlling your devices remotely with a maximum range of 20-50 meters, ensuring no obstacles hinder your control. Colour:Black Material:Plastic With button battery Package Contents: 2x Remote control 1x controller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.