Features: 1. Wireless Wi-Fi network connection, no wiring required. 2. Compatible with Zigbee 3.0 wireless protocol devices. 3. Compatible with Tuya Bluetooth wireless protocol devices. 4. Quickly identify and add sensors. 5. Supports multi-device intelligent linkage. Product positioning: Equipment widely used in homes, shops, villas, and communities to enable whole-house intelligence and smart living solutions. Button: One button. Power interface: USB Type-C. Power input: DC 5V/1A. Wi-Fi frequency: 2.4 GHz; wireless range up to 50 meters (open space). Wi-Fi protocol: IEEE 802.11 B/G. Wireless protocol: Zigbee 3.0/BLE; wireless range up to 100 meters (open space). Accessible devices: Supports Tuya series Zigbee 3.0 devices and Tuya Bluetooth protocol devices. Voice control: Compatible with Alexa and Google Assistant. Working temperature: -10C to 55C. Working humidity: 10% to 90% RH. Tuya Smart App: Supports Smart Life App and Tuya Smart App. Intelligent linkage: Supported. Sensor addition: Supported. Historical records: View historical alarm information and linkage records. Material: ABS. Color: As shown. Package Contents: 1 x Zigbee Bluetooth dual-mode gateway 1 x USB cable 1 x English instruction manual Note: Light reflection and different displays may cause slight color variation between the item and the image. Measurement error allowed is +/- 1-3 cm.