1. Easy to use, this WiFi control module does not require programming; just download an app and connect to the WiFi to control via the built-in cloud, supporting 2.4G remote control. 2. Features indicator lights for signal status and relay closure. 3. Low power consumption: board power consumption less than 1W, static current 80mA. 4. Supports wireless frequency: WiFi 2.4GHz b/g/n + Bluetooth; supports timing, delay functions, and device sharing for multiple users to control together or one user to control multiple switches. 5. Wide range of applications, suitable for smart homes, WiFi control, and short-distance remote control; compatible with various types and brands of household appliances. Parameters: Input voltage: DC 5V or Type-C 5V Maximum power: 2200W/10A Wireless frequency: WiFi 2.4GHz b/g/n + Bluetooth Working temperature: -20°C to 70°C Color: Green Material: PCB + Components Please check the following before using this device: 1. Ensure your smartphone or tablet is connected to a 2.4G WiFi network with internet access (5G WiFi is not supported). 2. Turn on Bluetooth on your phone. 3. For Android devices, ensure the system version is 4.0 or higher. 4. For Apple devices, ensure you can access the app store and download the required app. 5. If your wireless router has MAC address filtering enabled, disable it in the router settings. Product Instructions: 1. Search for "Ewelink" in major app stores, then download and install the app. 2. Connect the wires correctly according to the schematic diagram. 3. Power on the device after completing the wiring. The default setting is off upon power-up; this can be changed to on or off in the app. Note: Appearance may vary slightly due to different product batches, which does not affect functionality.