Health band angle

Health band

Clinically relevant, objective, and continuous Cardiology, Respiratory, Sleep, and Energy Expenditure data collection for therapy evaluation across many medical conditions.

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Features and Specifications


Charger and user manual Charging cradle with USB connector; 5 V DC and 250 mA


Battery type 3.7 V 90 mAh built-in rechargeable li-polymer battery
Typical battery life 3 days
Recharge time 90 minutes to full charge


Bluetooth Low energy Bluetooth
Communication range Approximately 2 meters (6 feet)
Mobile devices Tested on devices from leading mobile manufacturers


Size Approx. 200 mm x 24 mm (small); Approx. 230mm x 24mm (large)
Height of enclosure: 11mm; Height of strap: 3mm
Weight Approx. 25 g / 0.9 oz


Display Monochrome matrix display

Environmental attributes

Moisture protection rating IPX5/IPX7 (Health band); IP21 (charging cradle)
Storage & transportation conditions Temperature -20 °C / -4 °F to 60 °C / 140 °F; Relative humidity: < 93%
Atmospheric pressure: 700hPa to 1060 hPa


Memory size 4 MB
Monitoring capacity 7 days before rewriting


Data output 60 second epochs
Off-wrist detection Through pulse rate detected via photopletysmography (PPG)
Recording time Continuous recording excluding charging time and off wrist periods

Sensors (Accelerometer and PPG)

Accelerometer MEMS 3 axis (x,y,z)
Accelerometer dynamic range +/- 8g
Accelerometer sampling rate 128 Hz
Accelerometer RMS noise <2.1 mg
PPG frequency 525 mm for both LEDs
PPG sampling rate 32 Hz
PPG sensor Optical Volumetric Sensor (2 LEDs equally distributed on a single axis, centers aligned)


Warranty 2 year standard