Brecknell GP250 Portable Electronic Utility Bench Scale, 250lb Capacity, 12 x 10 Platform Capacity: 250 x 0.5 lb. Rates are via an electronic process. Portable. Internal, back lit display. Scale is powered by a 9 V Battery (sold separately) or AC Adapter (included). Holds weight readings. Discreet keyboard technology. Capacity: 250 x 0.5 lb. Rates are via an electronic process. Portable. Internal, back lit display. Scale is powered by a 9 V Battery (sold separately) or AC Adapter (included). Holds weight readings. Discreet keyboard technology.