Start your health journey with the Withings Body Smart - Advanced Body Composition Wi-Fi Scale, the ideal way to help you reach your goals. Get consistently precise weight measurements and track 8 advanced body composition metrics, including fat/muscle mass. Powered by Precision Technology™ and multiple frequencies, Body Smart features additional new metrics like Visceral Fat Index and cardiovascular insights to help you stay on top of your health. Body Smart features a 15-month battery life, a high-resolution color screen, and automatic recognition for multiple users. Plus, explore dedicated modes for pregnancy, babies and athletes. Enjoy Wi-Fi or Bluetooth connectivity and sync all your health data directly to our highly-rated app. View trends, progress, and daily inspiration for long-term improvement. Thanks to best-in-class data privacy standards, your data is always secure. Follow consistent and precise weight measurements (0.1 lbs), and monitor your improvements on the scale’s high-visibility color screen. Stay on top of your health by tracking 8 precise body metrics over time, including fat and muscle mass, as well as insights like visceral fat, to get a complete body picture. Track the evolution of heart rate over time, a good indicator of overall cardiovascular fitness. Monitor all your daily health metrics with the free Withings app for iOS. See trends, progress and daily inspiration for long term progress, while enjoying best-in-class privacy. Automatic recognition for up to 8 users plus special modes for babies, pregnant women, athletes, and those who want to track weight but not see a number at weigh-in. Body Comp scale AAA batteries Carpet feet Product guide Quick Start Guide Other Features: Bluetooth, Health App Compatible, Wireless Internet Access: Internet Access Required Connections: Bluetooth, Wireless Batteries: AAA Battery life: 15 months Height: 1 in. / 2.6 cm Length: 12.7 in. / 32.5 cm Width: 12.7 in. / 32.5 cm Weight: 5 lb. 8 oz. / 2.5 kg Operating System: iOS 14 or later Mfr. Part Number: WBS13-Black-All-Inter UPC or EAN No.: 3700546708190 Note: Products sold through this website that do not bear the Apple brand name are serviced and supported exclusively by their manufacturers in accordance with terms and conditions packaged with the products. Apple’s Limited Warranty does not apply to products that are not Apple branded, even if packaged or sold with Apple products. Please contact the manufacturer directly for technical support and customer service. Warranty: Two years