Aiernuo Digital Fish Scale Tape Measure 3.3 Ft Backlight LCD 99lb/45kg Batteries Included WEIGHING UNIT SWITCH : 2 kinds of unit conversion(KG,LB). Weighting range from 0.02-99LB/45KG for meet different requirements. BUILT-IN TAPE MEASURE : Built-in tape can measure objects in cm/in/ft within 1m/3.28ft length. LCD BACKLIT SCREEN : The clear LCD backlit screen for day and night visibility to accurately display weight. TARE FUNCTION : When you use containers,you can get the net weight of the goods via TARE button. PORTABLE & USEFUL : It can be used in many occations,such as fishing, seafood farms,daily use, postal scale .