Vikye Screenless Fitness Tracker, 10M Waterproof Activity and Sleep Monitor with 45 Day Battery, Smart Health Band for Men and Women (Black)
1. Smart Exercise: Smart Bracelet automatically records running tracks and fitness data through the app, leaving footprints for each exercise, helping you scientifically improve exercise efficiency. 2. Sleep Monitoring: Automatically monitors 4 sleep stages, sleep duration statistics, deep sleep ratio, light sleep continuity and other indicators; App supports 4 topics…