1. Display screen: 2.01 inches; Resolution: 240 * 296; IP54 waterproof rating 2. CPU: Blue trum AB5682B; Memory: 32MB 3. Bluetooth 5.3; Support calling 4. Battery capacity: 200mAh; Battery life: 3-5 days 5. Material: Zinc alloy 6. Support sleep monitoring, call reminder, message reminder, weather and other functions 8. BD14 watch specific charging cable