1. Seamless Integration: Easily integrate smart WIFI switch into your home automation system. Remotely control your devices with this 433MHz relay module, which is compatible with and Home for voice control 2. Wireless Convenience: Say goodbye to shackles of cables with our wireless wall switch. Enjoy ease of installation and operation, and enhance smart features of your home without losing sense of style 3. Support Timing/Countdown/Schedule 4. Group control: Create a group to synchronize and control such devices in group. 5. : Our smart switches focus on durability to long-lasting use. They provide you with a reliable way to control your home lighting and appliance automation, improving convenience and energy efficiency<br><br>Working voltage: AC85-240V 60HZ/50HZ WIFI: IEEE 802.11 b/g :433Mhz Maximum current: 10A Color: Black Material: plastic<br><br>Package Contents: 1 * Smart Switch 1 * Remote Control<br><br>Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.