Salter Brecknell 311 11-lb.Weight-Only Scale, 11-lb x 0.1 oz. capacity, 5-3/4 dia. Platform 11-lb. Weight-Only Scale weighs items in 0.1-oz. increments. Rates are updated via an electronic process. Scale is powered by four AA batteries (included). Damage-resistant ABS plastic injection molded case and platform. Weigh-only applications. No calibration required at time of set-up; easily calibrated when necessary. Low profile design. 11-lb. Weight-Only Scale weighs items in 0.1-oz. increments. Rates are updated via an electronic process. Damage-resistant ABS plastic injection molded case and platform. Scale is powered by four AA batteries (included). No calibration required at time of set-up; easily calibrated when necessary. Low profile design. Weigh-only applications.