1. Place the balance on a stable and flat table;

2. Plug in the power supply, turn on the switch, and preheat;

3. Before turning on the machine, there should be no heavy objects on the scale pan. After the display is stable, place the empty container on the scale pan, but its weight cannot exceed the maximum range, and press the tare key to return to zero;

4. After adding the required sample, the displayed value is the sample weight;

5. After weighing, set the balance to zero first, then turn off the switch and unplug the power supply;

6. Clean the balance with a dry cloth or dry brush and put it back in place (avoid contact with water);

7. The balance should be calibrated frequently with the provided weights;

8. An appropriate amount of desiccant (such as silica gel, etc.) should be placed in the balance.