Weighmax Ub840 440lbs Digital Heavy Duty Shipping Industry Postal Scale Weigh up to 440lb/200kg with 0.05lb/50g; Reads in KG (i.e. 1.51kg), LB (i.e. 3.32LB), OZ(i.e. 3LB 4OZ) Heavy Duty with various functions: Tare, low battery/overload indication, Magnetic Display Hang-on the wall Techonology With large skidproof Mental weighing platform 133 square inch (11.8''x11.25'') Ultra Thin Large Backlit Magnetic Display for easy reading (3.1''x1.1'') Powered by 9V battery or AC adapter (both Included); Display can be hung on the wall( Accessories Included)