NETGEN Heart Beat Monitor ECG Band for Fitness Tracker of Heart Use While Exercise -H1 Fitness Smart Tracker, Black

Motion tracking, dynamic heart rate, ECG acquisition, HRV analysis (sub health, explosive force, physical fitness, etc.), the exercise of private education, "shake" wake up, "fast double click" control, voice broadcast Sensors: ECG analog front end, 3 axis acceleration sensor parameter: Waterproof and sweat: IPX7, machine washable. Conductive rubber: Graphite nickel plated silicon electrode, the impedance is consistent, no allergic source Electrode button - medical electrode, brass nickel plated Ribbon: Leica (Lycra) elastic webbing, soft and comfortable, fit the skin, no sense of oppression. SpecificationControl Mode Mobile phoneTarget Position ChestDimensions & WeightDimensions 2.76 in x 2.76 in x 0.39 in (7 cm x 7 cm x 1 cm)Weight 2.65 oz (75 g)