This product is new and unopened. 【Professional-Grade 8-Electrode System for Individual Analysis of Left and Right Body Parts】 In addition to the whole body, the device individually measures the left arm, right arm, left leg, right leg, and torso. By visualizing the detailed differences in body fat percentage and muscle mass for each part, you can scientifically verify the effectiveness of your training. You can clearly understand the points to be strengthened and the results with data. 【3.5-inch Large Screen for Instant Confirmation of 7 Items】 A 3.5-inch TFT large high-resolution screen is built into the handle. You can directly check 7 important measurement results in a natural posture. 【Multi-Frequency BIA Technology for Lab-Level Accuracy】 Adopts multi-frequency BIA technology used in professional body composition analyzers. Achieves high accuracy with a correlation coefficient of 98.7% with the industry standard DEXA method. It acquires far more data than the typical 4-electrode, single-frequency method, providing reliable measurement values. 【Dedicated App for Deep Analysis & Reporting of 58 Items】 The dedicated app automatically manages data for 58 items, including weight, skeletal muscle mass, and visceral fat level. You can not only track measurement history with graphs, but also create detailed analysis reports. It discovers risks of "hidden obesity" and imbalances in muscle balance, providing a deep insight into your health. 【High-Speed and Stable Transfer with Bluetooth 5.1】 Measurement is completed simply by stepping on the scale, and the results are instantly and automatically transferred to the dedicated app via the latest Bluetooth 5.1. Compared to the conventional Bluetooth 4.0, the transfer speed and connection stability are significantly improved. It prevents data recording errors and promises a seamless health management experience. 【Automatic Recognition for Up to 8 Users with One Device】 Manages user data individually for up to 8 people. It automatically identifies the user from past data just by stepping on the scale, eliminating the need for troublesome switching operations. You can easily start full-fledged body composition management with your family or roommates. 【Package Contents】 Body weight scale × 1, Type-C charging cable × 1, Japanese instruction manual × 1. 【Weight/Body Composition Scale Specifications】 ● Weighing range: 5-180kg. ● Weighing accuracy: 0.01kg. ● Dedicated app: Fitdays+. ● Connection method: Bluetooth 5.1. ● Power supply: Type-C rechargeable. ● Product weight: Approximately 2.54kg. ● Product dimensions: Approximately 35.5 x 31 x 5cm.