HHNIULI 200g Balance Scale for Classroom, Laboratory Mechanical Tray Balance Scale Laboratory Teaching Tool Tray Balance with Tweezers and Various Weights for Laboratory

Package size: 20.8cm*15.5cm*9cm 8.2 inch *6.1 inch *3.5inch Weight: 645g /1.42lb Package list: 1 * Tray Balance 1 * Tweezers 1 * Weight 5g 1 * Weight 10g 2 * Weight 20g 1 * Weight 50g 1 * Weight 100g Instructions: 1.When using the balance, it should be placed on the flat workbench 2.Move the rider to the “0” point on the left end of the ruler: The pointer should be aligned with the center line of the header to obtain balance. Otherwise, the balance nut on the lever should be turned to adjust the balance 3.After the balance is adjusted, place the object to be weighed in the left tray, use tweezers to add weight from large to small in the right tray, try to put the item and weight in the center of the tray, when the weight is increased or decreased to the minimum mass, the weight is still unbalanced, the rider can be balanced. the mass of the object is equal to the sum of the mass of the weight and the mass of the rider. 4.After weighing, the rider should be returned to zero scale and the weight should be put back into the box

Features

• FEATURES: Suitable for science lab and classroom, it is an ideal teaching tool;( Before use,Please remove take out the black protective cover of the tray at both ends of the balance.)
• HIGH CALIBRATION ACCURACY: Clamp the weight with tweezers to keep it clean and accurate, the weights are stored in the box for better protection of the weights so that the results are more accurate;
• SPECIFICATION: 200g Maximum weighing,0.2g readability, weighing tray diameter 85mm;
• PRODUCT SIZE: 7.80″ L x 3.35″ W x 5.79″ H; it is easy to operate and carry;
• OFFERING HELP: We care for every customer’s feeling, if you need any help with laboratory tray balance equipment, please contact us.