Z20 1.75 inch Screen 4G LTE Smart Watch Android 9 OS, 4GB+128GB % Headlamp 4G FDD: B1/B2/B3/B4/B5/B7/B8/B20/B28A/B28B

4G FDD: B1/B2/B3/B4/B5/B7/B8/B20/B28A/B28B

Loading Container 20GP: 645 cartons * 50 pcs = 32250 pcs

Input voltage: AC110V-240V

5m in length

Eight-way alarm detection

Z20 1.75 inch Screen 4G LTE Smart Watch Android 9 OS, 4GB+128GB % Headlamp 4G FDD: B1/B2/B3/B4/B5/B7/B8/B20/B28A/B28B1. CPU: SC9832+NRF2822 2. RAM: 1GB 4GB 3. ROM: 16GB 64GB 128GB 4. Camera (front side): 5MP 8MP 5. Battery: 850mAh 6. Network: 4G LTE TDDLTE+FDDLTE 7. System: Android 9 8. Positioning: GPS+GLONASS 9. Sensor: blood oxygen sensor 10. Bluetooth: V5. 0 11. Case material: ceramic 12. Dial material: glass 13. Strap Material: Silicone 14. Screen: 1. 75 inches 320x385 resolution 15. Charging time: 1. 5 hours 16. Use time: 24 hours 17. Standby time: 7 10 days