Three units of weight switch option:Kg/Lb/ozMax weight:40Kg/88Lb/1410ozAccuracy:10kg-40kg 10g/0.02Lb/0.35oz; 20g-10kg 5g/0.01lb/0.175ozAutomaticly lock in readings when the data is stable.Main body use ABS engineering plastic as main materials.Stainless steel hanging hook.High strength compact firm hand strap.Power supply: 2 x 1.5V AAA batteries (Batteries are not included)Dimensions:85x50x19mmUnit net weight:65gUnit packing gross weight:82gNEW 20g-40Kg Digital Hanging Luggage Fishing Weight Scale kitchen Scales cooking tools electronic 2014 new models RT554