High-precision digital laboratory balance (50 g/0.001 g) for jewelry, diamonds, and gold, with milligram and gram measurement. Electronic carat scale. - AquaForge

I. Main Function 1. Capacity/Accuracy: 20 g/0.001 g, 30 g/0.001 g, 50 g/0.001 g 2. Nominal Value: 0.003 g, Repeatability: 0.002 g, Resolution: 0.001 g (Key Indicator: Items loaded with an accuracy of 0.001 g when the weight is greater than 0.003 g can be identified by the LCD screen.) 3. Scale Dimensions: 144 × 84.5 × 51 mm 4. LCD Screen Dimensions (Blue Backlight): 375 × 15.5 mm 5. Batteries: 2 AAA (not included) 6. Low Battery Alarm: Low 7. Platform Dimensions: Diameter 32 mm (stainless steel platform included) II. Function Buttons and Instructions: 1. ON/OFF: Insert the batteries into the designated compartment. Place the scale on a flat, stable surface, protected from wind and vibration, ensuring the bubble is centered on the black ring. When switched on/off, the display will show 88888 followed by 0.000; the scale is then ready for use. Press ON/OFF to turn it off. If there is strong wind during weighing, lower the wind guard. 2. UNIT: Press [UNIT] to select the weighing unit: g / oz / gn / ct / t / ozt. Press and hold the [UNIT] button for 4 seconds; all the indicator lights will illuminate and the OZ unit will flash. Then press PCS to select this unit, and then UNIT to select the next unit. The g unit cannot be selected. Press and hold [UNIT] for 4 seconds to return to normal weighing mode. 3. TARE: Press [TARE] to zero the scale. 4. PCS (Counting Function): Select 25 samples (or 50, 75, or 100 samples). In normal weighing mode, place the samples on the scale, then press PCS for 4 seconds. The scale will display the weight of the samples. Press PCS again to confirm; the LCD screen will then display the total (PCS + sample value). You can add more items.