Pulse Oximeter O2ring Continuous Monitoring - Wireless Remote - Adult

Specifications:
Blood oxygen:
Range: 70-99%
Accuracy: 80-99%: ±2%, 70-79%: ±3%

Heart Rate: Range: 30 - 250 bpm - ±2 bpm or ±2%
Vibration Cause: Low oxygen level, high/low heart rate
Recorded parameters: Blood oxygen level, heart rate, movement

Weight: 15 g
Dimensions: device 38x30x38 mm; Ring 50-82 mm
Onboard memory: 4 sections, up to 10 hours for each section
Battery: 3.7VDC rechargeable lithium battery
Usage Time: 12-16 hours
Charging Time: 2-3 hours
Wireless: Bluetooth 4.0 BLE
Compatibility: iOS 9.0+; Android 5.0+
Protection: Electric Shock: Type BF Electromagnetic: Group I, Class B Dust & Water: IP24