Features: Multiple weighing units: kg / lb / oz / g. With automatic zero tracking and tare function. Data holding: when you are weighing items, the LED will flicker until scale gets a fixed data. LCD screen display with green backlight. Low power and overload indication. One key design, simple and easy to use. Automatic power off after it is idle for about 30 seconds. Manually power off by long pressing the button. Fast response and stable performance. Tested and pre-calibrated, ready to use. Specifications: Material: ABS, stainless steel Color: Black Capacity / accuracy: 50kg / 10g Units: kg / lb / oz / gAuto power-off: 30 seconds Power supply: 1 * 3V CR2032 battery (not included)Product size: 11.2 * 8 * 3.7cm / 4.4 * 3.1 * 1.5in Product weight: 102g / 3.6oz Package size: 13 * 11 * 5cm / 5.1 * 4.3 * 2in Package weight: 145g / 5.1oz Packing including: 1 * Portable Electronic Luggage Scale 1 * User Manual (English).