Description Smart Control: This WiFi Wireless Smart Relay Module allows you to control your home appliances remotely. With internet access, you can turn your devices on/off from anywhere at any time. Easy Integration: Our module is compatible with a wide range of home automation systems. It seamlessly integrates with popular platforms like Home and for voice control capabilities. Diy Module: The module supports Diy Module (designed for developers) which allows you to integrate it into your own home automation system, offering great flexibility and customization options. Safety and Reliability: Designed with safety in mind, the module features a relay lifespan of more than cycles, ensuring long-lasting performance. It also has an anti- function for added security. Energy Saving: With the scheduling function, you can set timers for your appliances, helping you to manage energy consumption more efficiently and save on your electricity bills. Specification: Material: ABS Size Chart: 42*67MM/1.65*2.64inch Package Includes: 1 Piece Swtich Module Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!