[DETAIL] Brand new with high quality Material: nickel-plated steel Color: Silver Permissible error: ?�� 0.003g Quantity: 5pcs (20g, 10g, 5g, 2g, 1g) or 1pc/50g or 1pc/100g Features: 1.Top quality, largest selection, best value 2.Compact, high-performance design 3.This is a must have for anyone with a pocket scale. 4.This accurate calibration set has all of the weights you will need and more! Package included: 5pcs x calibration set(20g, 10g, 5g, 2g, 1g) or 1pc 50g or 1pc 100g (As your choose) Notice: 1.1cm=10mm=0.39inch. 2.Please allow 1-2cm error due to manual measurement and make sure you do not mind before ordering. 3.Please understand that colors may exist chromatic aberration as the different placement of pictures. [ATTRIBUTES] - Battery Included: No - Certification: None - Power Source: None - Battery Included: No - Certification: None - Power Source: None - Shape: Round - Feature: Mini - Model Number: calibration set - Accuracy: 0.1g - Origin: Mainland China