Digital Gram Scale 50g/0.001g High Precision for Jewelry Diamond Gold Laboratory Weighing

Key Features1. Capacity / Accuracy: 20g / 0.001g, 30g / 0.001g, 50g / 0.001g2. Nominal Value: 0.003g, Repeatability: 0.002g, Resolution: 0.001g. Objects with weight of 0.001g or more can be identified by LCD when the loaded weight is 0.003g or more.3. Scale size: 144x84.5x51mm4. LCD with blue backlight size: 37.5x15.5mm5. Battery: 2 AAA, not included6. Low battery alarm displays Lo7. Platform dimensions: 32mm diameter, stainless steel pan includedFunction Buttons and Instructions1. ON/OFF for power on and off: Insert batteries into the battery compartment of the scale. Place the scale on a solid and flat table free of wind and vibration, keep the bubble in the center of the black ring. Press ON/OFF, the display will show 88888 then 0.000, and the scale is ready for use. Press ON/OFF to turn off the scale. Put the windshield down if there is wind during weighing.2. UNIT is the unit switch button: Press UNIT to switch weighing units among g, oz, gn, ct, t, ozt. Press and hold the UNIT key for 4 seconds, all units will be activated and OZ will flash. Press PCS to enable or disable this unit. Press UNIT to select the next unit. The g unit cannot be disabled. Press and hold UNIT for 4 seconds to restore normal weighing status.3. TARE: Touch TARE for re-zeroing.4. PCS for counting function: Select 25 pieces of samples, or 50, 75, 100 pieces of samples. In normal weighing state, place the samples on the scale, press and hold PCS for 4 seconds, the scale will display the weight of the samples. Press PCS to confirm, then the LCD will display PCS plus the sample value. You can add more items, and the scale will show PCS XXX, where XXX is the quantity of items.Calibration FunctionTurn on the scale, press and hold the ON/OFF key for 4 seconds, the scale will display 0 then the weight value. For 30g capacity, 30.000 will blink. Place a 30g calibration weight on the scale, and when PASS is displayed, the calibration is completed. A 20g calibration weight is included in the product. You can press PCS to reduce the weight value to 20g, then place the 20g weight to perform calibration. When the calibration value flashes, press UNIT to increase the value and press PCS to decrease the value. The value can be adjusted in increments or decrements of 10g to select the appropriate calibration weight. The system will remember the last setting operation.Auto Power Off SettingTurn off the scale, press and hold ON/OFF for 4 seconds, the display will show 88888 and F1-1. Press UNIT to select the appropriate auto power off time, ranging from 0 to 5. 0 means no auto power off. 1 to 5 mean the scale will automatically turn off after the corresponding number of minutes of no operation. Select the appropriate time as needed. The scale can work normally after the setting is completed.Accessories1. 20g calibration weight x12. Tweezer x13. Package bag x14. Stainless pan x1Caution1. This product is a precision measuring instrument. Operate it with care. Do not disassemble it by yourself. If there is any problem, contact after-sales personnel.2. Place the scale on a solid and flat table free of wind and vibration, keep the bubble in the center of the black ring.3. Use the scale in a windless environment. Put the windshield down in windy conditions.4. Keep the scale at least 50cm away from mobile phones.5. Perform calibration when the weighing environment changes, even if the temperature changes by only 1 degree.6. FULL will be displayed when overloaded.7. Do not use the product in a humid environment. Remove the battery and store the scale in a cool and dry environment when not in use.8. Do not use corrosive detergents to clean the product.