FYER specs
Size: 1.2 x 4.4x 5.9 (cm) / .5 x 1.7 x 2.3 (in)
Weight: 24 grams
Measure-depth: up to 20mm in your muscle
Sweat-proof: Yes
Battery: up to 10 hours during active use
Connectivity: BLE (Bluetooth 4.2) and ANT+
Material: high-quality biocompatible ABS and TPE
Compatible with: Android app (iOS app not yet developed)
3rd party compatibility: VO2 Master Manager (iOS and Android)
we measure
NIRS: Near InfraRed Spectroscopy
TSI%: the percentage of oxygen in your muscles (tissue saturation index)
02Hb changes: in blood with oxygen (oxyhemoglobin)
HHb changes: blood without oxygen (de-oxyhemoglobin)
tHb: a critical measure of blood oxygen transport capacity
HbDiff: difference of 02Hb and HHb
