US ADI sensors to detect movement and sleep quality Light-sensitive version of the real-time monitoring of heart rate, sports science Monitor your activity levels, track...

Acoustic Principle - Pressure Gradient Active Electronics - JFET Capsule - 0.10" Frequency Range - 20Hz - 20kHz (selected HPF @ 0)...

Halo of lights show you how active you've been throughout the day. Tracks walking, running, swimming, cycling, soccer, tennis, basketball and more No charging required,...

Features high-sensitivity GPS receiver with HotFix for improved performance and reception in heavy tree cover or deep canyons Keeps track of routes, tracks and waypoints

16 GB storage capacity for large data files USB3.0 for faster transfer speeds Activity indicator lights up when copying files Easy opening and user-friendly...