Monitor Your Health. The i-star weight loss Scale is equipped with Auto-Calibrating sensors which provide you with 14 precise Smart Measurements With BIA Technology including body weight body fat ,body water, muscle, bone mass ,BMI , calorie, visceral fat ,body age.
The scales automatically detects up to 8 users with their high precision system and high performance CPU.
Record & Track Your Health Data. The wireless digital scales not only shows body weight, but also syncs data to your app-AIFIT and intelligently records and organises your health data. 
Weigh anytime without your phone and the data will sync to the registered user with its auto user recognition function when it is connected with the app again. 
Safety tempered glass platform with rounded corner design and anti slip grips.Requires 4x AAA batteries (included)