Tough Scales 10-lb Digital Postal Scale with Bluetooth, BT10: * Ideal for home offices or small businesses * Features: * Connects wirelessly via Bluetooth technology to a computer or smart phone * 0 – 10-lb capacity * 7-segment, 6-digit LCD display * Tare function resets scale to 0 * Mechanical overload protection for weighing heavier items * Auto-off feature preserves battery life if not in use for 5 min * Powered by USB cable or 9-volt battery, included or optional AD9 adapter, not included * Dimensions: 11.2"L x 6.3"W x 3.2"H * Model# BT10