Feature: 1. 【Integrated Wireless Communication】: Without additional RS485 or USB to TTL modules, just one WiFi module can realize real-time communication in LAN, control and view of the external network. 2. 【Multi-platform Compatibility and Voice Control】: Supports multi-machine communication. Supports control via popular voice assistants, compatible with Tmall Genie, Xiaodu Voice, and Xiao Ai Voice, alongside mobilephone APP and PC software control, facilitating versatile access methods for users. 3. 【Effortless Pairing and Open Source Flexibility】: Features intuitive touchpairing and accesspoint pairing modes, and with indicator light. Its open-source design enables developers to integrate the system using the MODBUS protocol, enhancing compatibility with various power, load, and metering systems. Other systems can be opened to external interfaces, allowing for the separate configuration of product models and interfaces. 4. 【Multi-Platform Control & Real-time Data Management】: Enjoy convenient operation through mobilephone and PC client with the Sinilink APP, enabling direct login between devices post-registration. Facilitate efficient network communication and data handling by connecting to numerous devices for instant messaging and real-time data synchronization. Both mobilephone APP and PC client offer the flexibility to log and store network data directly into Excel for efficient data management. 5. 【Power Requiring for Stable Performance】: Requires a powersupply voltage of 5.0V with a minimum stable current provision of 300mA, designed to accommodate significant instantaneous current demands of WiFi operations without compromising stability. Specification: Name: WiFi Module Material: printed circuit board Package size: 70 * 11 * 50mm / 2.76 * 0.43 * 1.97in Package weight: 5g / 0.18ounce Package List: Packing List:1 * WiFi Module1 * Cable