Biostrap Kairos

The Next Generation in Health and Fitness Monitoring.

24/7 clinical-grade biometrics to monitor your recovery, activity levels, and deliver insights on your sleep.

7+ day battery life

Clinical-grade Measures:

Sleep
• Sleep Duration, Onset & Wake Time
• Sleep Staging
• Efficiency
• Awakenings
• Circadian Consistency
• Latency
• Arm & Leg Movement
• Disturbances & Awakenings
• Snoring (in-app)
• Nocturnal Biometrics
• Sleep Insights &
Recommendations
• PDF Reports

Survey
• Ability to customize in-app surveys
Activity
• Step Tracking
• Stride Rate
• Activity Duration
• Sedentary Periods
• Distance
• Cadence
• Activity Caloric Expenditure

Biometrics
• Active Heart Rate
• Resting Heart Rate
• Heart Rate Variability (rMSSD)
• R-R Intervals
• Respiratory Rate

Data Access
• API and Bluetooth SDK Available

Hardware:
Low power CMOS-based optical heart rate monitor.
3-Axis Accelerometer
1 Color RGB LED 8-Day Battery Life
IP65 Splash Resistant
24/7 data collection

Technical Specs

Accelerometer 3-Axis, up to ±16g
Optical Sensor Ultra-low power design
3 LED lights (2 green and 1 infrared)
Processor Dual core ARM Cortex based ultra
low power MCU
Bluetooth BLE 5.0
Flash Storage 64Mb
Battery 135 mAH Rechargeable Lithium Ion
Battery - 6-8 days of battery on a
single charge (under default
settings) - 2-hour charging time

Parameters

Heart Rate Range 30 - 220 beats per minute
Heart Rate Variability Range 1 - 250Milliseconds(rMSSD)
Respiratory Rate Range 4 - 40 Respirations per min


Environmental
Operating Temperature Range -40 - +85°C
Operating humidity. up to 95%, non-
condensing
Pressure 900 to 1080 hPa
Operating altitude -378m to 3050m

Dimension 36.0 x 22 x 12.5 mm (excluding strap)
Weight 10 g (excluding strap)
Waterproof IP65 Splash Resistant
Material Elastic Nylon
Straps Interchangeable straps