Connectivity
Sensor: Accelerometer, barometer, pedometer, temperature, GPS/GLONASS with omni-directional antennas
Connectivity: BLE 4.1, 2.4Ghz WIFI 802.11b/g/n, GPRS/EDGE/HSDPA 850/900/1800/1900
Device
Weight: 20g (weighs less than 4 quarters)
Outer Shell Material: ISO 10993-10 compliant proprietary TPE to minimize issues with sensitive skin
Durability: IP68 certified - water resistant to a max depth of 1.5m for up to 30 min and protected from dust, dirt and sand
Lighting: LED illumination status indicator
Battery
Battery Life: 10-20 days average use per charge, maximum of 60 days.