NZ Digital Scale NZ-MT-300 300 x 0.01gSpecifications: 2 x AAA Batteries (Included) Full Tare Range Capacity Capacity: 300g x 0. 01g Units: g oz gn ct ozt dwt Scale Size: 128mm x 77. 8mm x 20. 4mm Platform Size: 76mm x 64. 5mm 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