Wide Voltage Compatibility: This versatile remote control switch supports a wide range of DC voltages from 3.6V to 24V, making it suitable for applications including LED lamps, fans, and more. Compact Design: The mini relay switch is designed for easy installation and minimal space usage, perfect for DIY projects and tight spaces. Enhanced Control: Equipped with a 433MHz frequency, the wireless remote ensures reliable and uninterrupted communication between the mitter and receiver. Flexible Usage: Ideal for home automation, this kit can be used to remotely control lighting, gates, and other electronic devices, enhancing convenience and efficiency.<br><br>Due to different batches, there may be differences in product appearance and printed text, which not affect use Color: White Material: ABS<br><br>Package Contents: 1 x 433MHz Remote Control Switch kit<br><br>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.