Omron Karada Body Composition Monitor HBF 214 lets you know your body its composition. It specifically lets you know body weight, body mass index, body fat, visceral fat, skeletal muscle, resting metabolism and body age. It can be used in households as it is multi-user equipment with a memory to hold four profiles. | Uses: It lets you know your body weight, body mass index, body fat, visceral fat, skeletal muscle, resting metabolism and body age. | Product Specifications and Features: Model - HBF 214 4 Profiles can be saved Users that do not have profile can use guest mode Weight Accuracy 2.0 kg to 40.0 kg: ± 0.4 kg and 40.0 kg to 150.0 kg: ± 1% Power Supply 4 AAA manganese batteries (R03) (You may also use AAA alkaline batteries (LR03) Battery Life Approximately one year (When AAA manganese batteries are used with four measurements a day at a room temperature of 23C) Operating Temperature/Humidity +5C to +35C, 30 % to 85 % RH Storage Temperature/Humidity/Air Pressure -20C to +60C, 10 % to 95 % RH, 700 hPa - 1060 hPa Weight Approximately 1.6 kg (including batteries) External Dimensions Approximately 285 (W) × 28 (H) × 280 (D) mm Package Contents body composition monitor, 4 AAA manganese batteries (R03), instruction manual | Direction For Use: Use as instructed in the manual or label. | Safety Information: Read the label carefully before use Do not exceed the recommended dosage Store in a cool and dry place away from direct sunlight Keep out of reach of children