Product Introduction: This portable digital fishing scale offers 2 choices of locking function: Automatic lock in of reading when weight is stabilize or No Automatic lock like spring scales.Feature: ABS Engineering Plastic Low Battery & Overload Indicator Tare Full Capacity Auto-Off FunctionSpecification: Scale weight up to 40 kg, 88 lbs, 1,210 oz Minimum weight: 20 grams, 0.04 lb, .7 oz 3 Unit Selection: kg / lb / oz High accuracy: 10 gram / 0.02 pound / 0.5 ouncesPackage Content: 1 x Digital Fishing Scale