Green Lion 2 In 1 Smart Combo Pack | Audio Glass & Smart Watch Watch Specifications: Display: 1.44 inch TFT Screen Size: 46x46x11.9MM Battery: 380 mAh Bluetooth: BT5.0+3.0 Waterproof: IP68 Charger: Wireless Charging Working Time: 2-3 Days Audio Glass Specifications: Input: DC 5V Transmission Distance: 10M Battery Capacity: 110mAhx2 Standby Time: 200 hours Charging Time: 2 hours Working Time: 6 hours Connectivity: Bluetooth 5.3 Green: GNSMTCOMOBKGN (6935100175706) Black: GNSMTCOMOBK (6935100175775)