Features: Accuracy 0.001 grams: use I-shaped sensor, fast reaction, accurate and stable. Long standby time: 2 AAA battery, energy saving, long standby time, easy to buy. Windproof cover design: adopt the windproof cover design, prevent the external environment from interfering with the weighing accuracy. Accessories: tray/tweezers/calibration weights. Automatic shutdown with one minute of no use. Specifications: Weight range: 50g/0.001g Division value: 0.001g Unit conversion: G/OZ/OZT/DWT/CT/QN Power supply: 2 x AAA battery (not included) Display type: LCD Size: 11.5x6.5cm/4.53x2.56 \" Quantity: 1 set Note: Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before you bid Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package contents: 1 x Jewelry scale 1 x Tray 1 x Tweezers 1 x Calibration weights 1 x User manual 1 x Retail packaging