Withings Wireless Scale, White: * 4 weight sensors * Weighing range: 9-396 lbs (5-180 kg) * Patent-pending body position detector for highly accurate weighing * 0.2 lb (100g) graduation display * Weight units: kg, lb and st * Large graphical display (2.4" x 1.6"), 128x64 pixels * White, high-contrast lighting * Wi-Fi 802.11 b/g/n, WEP/WPA/WPA2-personal security * Bluetooth Smart Ready (Bluetooth 4.0) connectivity, compatible with iOS devices * Weight: 4.4 lb (2 kg) * Large tempered glass platform * Paint-free white ABS lower casing * Paint-free white ABS lower frame * Requires four 1.5V AAA alkaline batteries (included) * Average battery lifetime of 1 year * Stores up to 116 readings if it can"t sync wirelessly * Up to 8 users with automatic recognition, easy user profile creation from the Withings app * No button to press on the scale * iPhone, iPad or iPod Touch (iOS 5.0 or later), with Internet access (3G or Wi-Fi) * Withings App for iOS * Withings Web Dashboard * Includes user-friendly manual, 4 carpet feet for accuracy on any surface and four 1.5V AAA alkaline batteries * Keep clean with a damp cloth or glass cleaner * 1-year warranty