Universal Compatibility: Designed to operate across a wide voltage range of AC 90V to 220V, this remote control switch is perfect for controlling LED lights, lamps, and other appliances. Efficient Wireless Operation: Utilizes frequency for seamless, interference-free wireless control, ensuring reliable operation over distances. Easy Installation: The compact and easy-to-install design makes it ideal for DIY projects and various household applications. Versatile Use: Suitable for a variety of applications, including home lighting, fans, and other electrical devices. Due to different batches, there may be differences in product appearance and printed text, which not affect use Colour:White Material:PC Package Contents: 4 x Wireless Remote Control Switch 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.