The Omron SC-150 Digital Scale with Bluetooth Connectivity syncs to the free Omron app on your iOS or Android devices for unlimited readings and the Omron Health skill for Amazon Alexa-enabled devices. With a choice of lb. or kg measurement display, this body weight scale can be used by individuals up to 330 lbs. (150 kg), and stores up to 30 readings for 1 user with unlimited storage on the free Omron app. The durable, tempered glass platform is enhanced with a protective shatterproof film and features 1-touch power on, auto power off after 10 seconds. Warranty available, Limited liability warranty, 1-year China Imported Product Specifications 11.42 in. x 10.63 in. x 1.03 in. Material & Care Glass Wipe clean