Digital Jewelry Scale High Precision Smart Pocket Scale Mini Electronic Gram Scale Measuring Tool

Label:Yes Power supply: 2*AAA batteries (not included) Range: 200g/0.01g Package Included: 1 pc Precision Pocket Scale Buttons: switch, reset, unit, count Size: about 14×8.4×2.5cm(5.51×3.31×0.98in) Weight: about 205g Color: Black Calibration: 1:Reset the scales by pressing [ON/OFF] key 2: Wait until the LCD display "0.0" and then press and HOLD [UNITS] or [MODE] key for 3 seconds,the LCD will display "CAL",and then release the [UNITS] or [MODE] key 3:Press [UNITS] or [MODE] key again,the LCD will display "CAL" followed by the required calibration weight 4:Add the required calibration weight,the display will show "PASS" and return to normal weighing mode.(some item need Press [Units] or [MODE] key before step 4) 5:Put away the calibration weigh and press [ON/OFF] to turn off the scales and the calibration is finished.