I was using this without any problems. The box and instruction manual are not included, only what is shown in the photos. Please refer to the photos for any scratches or stains. ・Operation confirmed Please note that I may suddenly remove the listing as I am also selling on other sites. 【 Basic Specifications 】 Display Type / Digital Color / Pearl White Registered Users / 4 people Size / 328x305x298 mm Weight / 2100 g 【 List of Measurable Items 】 ・Weight ・Body Fat Percentage ・Visceral Fat Level ・Muscle Mass ・Muscle Quality Score ・Muscle Score ・Basal Metabolic Rate ・Metabolic Age ・Body Water Percentage ・Estimated Bone Mass ・BMI 【 Product Information 】 World's first! Understand muscle quality ・Equipped with a "muscle quality score" measurement function that analyzes the quality (condition) of muscles. Analyzes muscles down to the state of muscle fibers and scores them. By measuring not only muscle mass but also its quality, it analyzes the body's condition in more detail. Links, connects, and records with iPhone and Android smartphones ・Supports Bluetooth communication and transfers data to compatible iPhone and Android devices. You can manage data with the app. ※ Please be sure to check "About Compatible Smartphone Devices". More accurate with dual-frequency measurement ・By incorporating the technology of professional body composition scales used in the medical field and research facilities, it is possible to measure body composition with two frequencies, enabling more accurate measurements. Stylish design ・The judgment of the measurement results is clearly displayed with the backlight color. ・You can select your favorite color from 4 colors for the LCD display. Gym Yoga Muscle Training Graph Calories Sports Diet Healthcare Fitness Training Workout Lose Weight High Performance Home Use Body Fat Bone Mass Score Measurement Metabolic Age Weight Condition Body Shape Health Weight Loss Diet Management Blood Sugar Level Quantification Carbohydrate Restriction Basal Metabolism