Etekcity Digital Weight Scale, Smart Bluetooth Body Fat Scale, Bathroom Scale Tracks 13 Key Compositions, 6mm-Thick Glass, Sync with Fitbit, Apple Health and Google Fit, 400 lbs ( brand new in box ) Syncs with Fitness Apps-Works with Bluetooth on iOS and Android. Free VeSyncFit app syncs data with Apple Health, Samsung Health, Google Fit FitBit, so you can store all your data in one convenient, centralized location for viewing trends and tracking progress FULL BODY COMPOSITION ANALYSIS- Get 13 essential measurements including Weight, BMI, Body Fat, Visceral Fat, Muscle Mass, Bone Mass, Body Water, and more! You can weigh yourself anytime, even without your phone on hand. The data will sync to the app once your phone and scale connect again ONE SCALE, UNLIMITED USERS-This smart body fat scale allows you to create unlimited member profiles to seamlessly track multiple users; a family can share one scale together. It’s convenient when every member knows their body metrics and knows specifically what to work on. Especially helpful for body builders and those working on weight loss HIGH ACCURACY-4 sensors with the latest technology deliver accurate weight measurements up to 400 lbs (180kg) in 0.2 lb/0.05kg increments. Bluetooth scale with 6mm Tempered Glass lager platform, Enjoy step-on technology and auto-calibration, 3 x AAA batteries included. Easily change weight units through the app (lb/kg/st)