Product Description:
<br />1. Chip model: Nordic nRF51822
<br />2. Gravity sensor: Three axis MEMS 
<br />3. Control mode: lift wrist display, touch screen
<br />4. Vibration: real-time vibration alert (no Bluetooth connection status)
<br />5. Screen size: about 0.96 inch
<br />6. Screen type: OLED
<br />7. Data transfer: Low consumption BT 4.0
<br />8. System compatibility: Android 4.4 and above or iOS 8.0 and above
<br />9. Data record: Local and cloud server store 
<br />10. Battery type: polymer lithium battery
<br />11. Battery capacity: 90 mah
<br />12. Standby time: 15 days
<br />13. Charging mode: USB direct charge
<br />14. Charging time: 1~2 hours
<br />15. APP language:Chinese, English, Japanese, German, French, Spanish, Italian, Russian
<br />Product Function:
<br />1. Blood pressure monitor
<br />2. 24H real-time heart rate monitor and remind
<br />3. Pedometer and running mode
<br />4. Sleep monitor based on heart rate algorithm
<br />5. Arrhythmia detection and remind
<br />6. Alarm with vibration
<br />7. Distance calculation
<br />8. Calorie
<br />9. Call and SMS alert with message push (can show tel No. and SMS contents). 
<br />10. Touch screen
<br />11. RTC (12/24H )
<br />12. OTA upgrade<p> <b><b><img src="https://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-1-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-2-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-3-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-14-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-15-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-16-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-17-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-18-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-19-large.jpghttps://contestimg.wish.com/api/webimage/59145ebc3667b85c503c53ad-20-large.jpg></b></b></p>