1. Double 99 groups memory, IHB arrhythmia detection, WHO blood pressure classification
2. Intelligent pressure, human voice (optional)
3. Voltage and battery detection
4. Product size: 7.56x6.84x3.1 (without wrist strap)
5. Storage temperature: -20~50 degrees Celsius
6. Storage humidity: 15%~90%
7. Operating temperature: 10~40 degrees Celsius
8. Operating humidity: 40%~85%
9. Display: LCD digital display
10. Measuring method: pulse scanning method/oscillometric method
11. Measuring range: hypertension/hypotension: 20mmHg~280mmHg
12. Pulse: (40~200) beats/minute
13. Accuracy: ±3mmHg (±0.4kPa)
14. Pulse: within ±3% of reading
15. Voltage: 3V
16. Power supply: 2 AA batteries (not included)
17. Weight: about 110 grams
18. Wrist circumference: 13.5-19.5 cm
