Features: Easy to read LCD display, LED backlight. 3 different units conversion: g, oz, lb(1kg=35.27oz=2.2lb). High precision strain gauge sensor. Auto zero-auto off for long lasting use. Low battery and overload indication. Tare function. Versatile scale can be used in kitchen, mail room or office, etc. Tested and pre-calibrated, ready to use. Powered by 2 * 1.5V AAA battery (battery not included). Specifications： Capacity: 3g-7kg Accuracy: 1g Backlit color: Green Item Color: White & black Power: 2 * 1.5V AAA battery (battery not included) Working voltage：2.4V-3.5V Working current: ≤5mA Shutdown current: ≤2uA Housing: Plastics Item weight: 335g / 11.81oz Item size: 22 * 15 * 3.3cm/ 8.66 * 5.9 * 1.30in Package weight: 429g / 15.13oz Package size: 22.7 * 17 * 4.1cm/ 8.94 * 6.69 * 1.61in Package included: 1 * Electronic kitchen scale (battery not included) 1 * User manual