These analytical personal scales have una capacity up to 180 kg and una precision of 100 g, allowing you to measure weight in kilograms, pounds, and stone. When paired with the ETA Smart app, they provide a una complete overview of body metrics and fitness progress in the tempo. The scales record and analyze data such as metabolic age, visceral fat, body fat, body water percentage, muscle mass, bone mass, minimum recommended caloric intake, and BMI. They offer the ability to set and monitor personal goals and store data for up to 10 users. The scales are compatible with Android 7.0 and later, as well as iOS 9.0 and later. They are powered by three AAA batteries, included in the package. The scales are available in white.| Features: Analytical scale, Capacity up to 180 kg, Unit: kg / lb / st, ETA Smart app (compatible with Android 7.0 and later, iOS 9.0 and later), Goal setting and monitoring capability, Displays, analyzes, and collects measured data, Data storage for up to 10 users, Power: 3 AAA batteries (included).