Pelouze PE20 Straight Weigh Postal Scale, 20-lb. x 0.1-oz./10kg. x 5g. Capacity Straight Weigh Postal Scale weighs items in 0.1-oz. or 0.5-g increments. Rates are updated via an electronic process. Scale is powered by four AAA Batteries (sold separately). Compact design with flip-up letter stand. Computes North American postal rates. Auto-off feature. Only displays weight.