New, unused item. Product Features • Ultra-thin design It features a slim body with a thickness of only 2.1cm. It can be stored without taking up space, such as in the gaps of bathrooms or under furniture. • Smartphone linking function Measurement data is automatically synchronized to a dedicated app via Bluetooth connection. There is no need for manual input, making it easy to record daily changes. • Data analysis and management You can compare and analyze past measurement data, which is useful for planning diets and health management. • Compact and practical Because it's easy to take out and put away, it's easy to make daily measurements a habit, supporting health maintenance. Specifications • Thickness: 2.1cm • Connection method: Bluetooth • Management method: Dedicated app linkage