Kntiwiwo DIgital Milligram Scale 50g/0.001g Scientific Lab Pocket Scale for Reload with Calibration Weight for Medicine Powder Jewelry Weighing

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About Kntiwiwo DIgital Milligram Scale 50g/0.001g

Specification Measure Specification:50g/0.001g Units Mode: g / oz / ozt / dwt / gn / ct Tare range: Tare full capacity Auto off: 180 seconds off Operation temp: 10-30℃ Power: 2 AAA Batteries Dimensions: 4.52 x 2.56 x 0.79 inches Weight: 140g How to calibrate? 1.Turn the scale by pressing ON/OFF Key. 2.Wait for the display to show ''0.000g'', the press and hold ''MODE'' Key till the display shows ''CAL'', then release. 3.Press ''MODE'' Key again, display will flash ''50.000'' followed by the required calibration weight. 4.Place the required calibration weight on the center of the platform, display will show "PASS", then return to normal weighing mode. 5.Calibration is completed! Repeat above steps if something goes wrong. How to count the item? If you want to count the quantity of the items,first be sure that per item have the same weight. after calibration,you can weight sample first（if the quantity is 10）,press "PCS"button,and it would enter the counting working status.then press the "mode" button locate accurate the quantity tested(quantity 10).and next lay the same item on it,the LED monitor would displays the quantity of the item.finally,you can press"PCS" button,quit the counting function. Suffer trouble ? The primary reasons for inaccuracy or malfunction are low batteries,incorrect calibration,overloading or operating on an unstable surface. Please keep this in mind and maintain and operate your scale properly. The scale is a precise instrument and must be handled with care and caution.If you have any other questions,please feel free to contact us or ask question in this listing.