EFFORTLESS & CONVENIENT: No calibration needed! The UC-356BLE scale automatically recognizes users for instant results even without the A&D Heart Track App and offers local data storage, ensuring your fitness journey is effortless and efficient. Add batteries and start measuring. HIGH PRECISION MEASUREMENTS: The UC-356BLE delivers highly accurate measurements up to 550 lb (249 kg) using 4 precision sensors and advanced technology, enhancing effectiveness in tracking and managing body weight. Its motion tolerance provides accurate readings even with slight movements. Note: Place the scale on a flat, hard surface before weighing. SIMPLE TO USE: The UC-356BLE bathroom scale makes tracking your health effortless with step-on start for instant readings and auto-off to conserve battery life. Designed for efficiency with low power consumption, making it a reliable addition to your daily routine. BATTERY QUICK CHECK TROUBLESHOOTING TIPS: If nothing displays after stepping on the scale, be sure to insert new AA Alkaline batteries, ensure the batteries are facing in the correct direction. After steppingon the scale, nothing is displayed. Do not use new and used batteries together. A&D HEART TRACK APP - THE COMPANION APP: Store up to 63 readings in the UC-356BLE bathroom scale, with unlimited readings in the highly rated A&D Heart Track App. Download for free, available in the iOS and Android app stores, and requires iOS 12.0 or later & Android 5.0 or above. Connect and step on to start for immediate, hassle-free weighing. Track your weight comfortably and securely with the A&D Medical UC-356BLE Bluetooth Digital Body Weight Scale. This white weight machine features an ulta-wide platform and large display, offering high precision measurements up to 550lb (249kg) using advanced technology and 4 precision sensors for accurate weight tracking. Enjoy effortless convenience with no calibration needed; simply step on for instant readings. This scale automatically recognizes users and stores data locally, even without the A&D App. Batteries are included, allowing you to start tracking immediately. Seamlessly sync unlimited readings with the free and highly-rated A&D App (iOS 12.0+ & Android 5.0+), or store up to 63 readings directly on the scale to monitor your progress with ease. The UC-356BLE is simple to use with step-on start and auto-off for battery conservation. Its wide base ensures you can comfortably and securely place both feet completely on the scale, providing a stable base to prevent tipping. Designed for efficiency with low power consumption, it's a reliable addition to your daily routine. Furthermore, its motion tolerance provides accurate readings even with slight movements. Backed by A&D Medical's clinical-grade accuracy and an industry-leading 2-year warranty, plus local customer support, you can have long-term peace of mind with this trusted brand, a leader in home healthcare monitoring. Upgrade your health journey with the reliable and convenient A&D Medical UC-356BLE digital weight scale featuring Bluetooth connectivity, a spacious and stable platform, easy-to-read display, user-friendly operation, motion tolerance, and comprehensive data storage.