Basic Parameter

Bracelet size inside diameter (mm): Size8: 18.1mm, Size 9: 18.9mm, Size 10: 19.8mm, Size 11: 20.6mm
Weight: 4.4g
Chipset: RF03
APP: QRing
Compatible System: Android 5.1 or above, IOS 8.0 or above
FLASH memory: ROM512KB
BT: 5.0 low power consumption BT Chip
Sensor: STK8321
Heart Rate: Vcare VC30F
Battery: 17mAh Polymer lithium-ion battery
Charging time: About 1 hour
Life time: 5-7 days of use, 15 days on standby
Waterproof: IP68
Appearance material: stainless steel

Major Function

Steps, distance, calorie counting
Heart rate, oxygen saturation, blood pressure, sleep tracking

Software Feature

Steps, sleep, heart rate, workout data logging
Health monitoring, blood pressure measurement, blood oxygen measurement
Multiple exercise modes, photo remote control
--APP supported languages
Danish, Ukrainian, Russian, Croatian, Hungarian, Hindi, Indonesian, Turkish, Hebrew, Greek, German, Italian, Latvian, Czech, Slovak, Slovenian, Japanese, French, Polish, Thai, Estonian, Swedish, Lithuanian, Simplified Chinese, Traditional Chinese, Romanian, English, Dutch, Portuguese, Spanish, Vietnamese, Arabic, Korean, Malay