[WIFI+Bluetooth dual-mode connection]Turn on Bluetooth on your phone and use the Bluetooth module to automatically search the network for quick network configuration and connect to the APP faster. It is about 2 times faster than the network speed of only WIFI single-mode connection. Power: 400W (fan), 800W (light) Type-C output:5V1A Working temperature: -10°C~60°C Wireless frequency: 2.4GHz Size: 12x7.2x3.84cm Precautions: 1. Bluetooth is only used for network signal connection and cannot be used alone. WIFI+Bluetooth is more stable. 2. For indoor use only. 3.Type-C is slightly hot when charging, the temperature is about 55°C, which is normal, don't worry. Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on. Voltage: AC110V Colour:Black Material:plastic Package Contents: 1 x Fan light switch