The retractable back-lit LCD, makes the numbers easy to read even in low lighting conditions. The intuitive protective cover provides protection for the scale and with a smooth stainless steel weighing surface clean up a breeze. In most cases this scale will arrive in perfect calibration, which are pre-calibrated from manufacture. Scales that weigh in 0.1g or smaller increments will need to be calibrated from time to time. Many things can effect a scales calibration including but not limited to: shipping, humidity and general use. Please remove clear protective cover from weighing surface before you weigh items. Description: Model: Blade-1KGColors: Available in Black OnlyMaximum Capacity: 1000gMinimum Capacity: 0.1gCalibration Weight: 500g (not included)Units: g,oz,ozt,dwtPower: 2 x AAA Batteries (included)Platform Size: 2.75 x 2.75Product Dimensions: 3.75 x 3.75 x 0.75Warranty: 10 year limitedUPC: 814859010093Ships FREE! A Great Gift Idea for any Collector! Ships FREE applies to the United States Only!