Product Features Automatic Blood Pressure measurement, Automatic heart rate, Exercise heart rate monitoring Activity Tracking, Automatically Recognization. Calories, Distance, Stopwatch, Auto-Sleep Tracking,
Call Reminder, Message Read on Screen. Alarm Clock, Remind to Move, OTA Air Upgrade . Display 0.95 OLED Main Chip nRF51822 Heart Rate Monitoring PAH8001 Blood Pressure Monitoring90 % of user deviation can be controlled within +- 12 BT4.0BLE�Low power consumption） SyncAndroid 4.4 or above，iOS 7.0 or above WaterproofIP67 Device size7MM Battery typePolymer lithium battery Battery capacitance100 mAh Use time7days. Standby time15 days APP LanguageKorean, Italian, Russian, Traditional, German, Spanish, French, Japanese, Romanian Charging typeUSB charging Bracelet sizeOverall length 240MM，adjustable length 164-216MM