NZ Digital Scale NZ-MI-200 200 x 0.01gSpecifications: 2 x AAA Batteries (Included) Full Tare Range Capacity Capacity: 200g x 0. 01g Units: g oz gn ct ozt Scale Size: 85mm x 47mm x 19. 5mm Platform Size: 44mm x 35mm Calibration: Turn on the scale. Press and hold the [M] key until the LCD display "CAL" , release the [M] key. Press [M] key again, the display will show "CAL" followed by the required calibration weight value. Place the required calibration weight on the center of the platform,