The Locosc Precision LP7652B-30, 30 lb x 0.01 lb Mini Crane Scale weighs in 0.01 lb increments up to 30 lbs. It is the perfect lightweight solution for your overhead weighing needs and will not rust thanks to the ABS (Plastic) case, hermetically sealed load cell, sealed battery compartment, and sealed front display panel. The Back-Lit LCD Display is visable indoors & outdoors from a distance. Basic functions include ON/OFF, TARE, HOLD as well as a UNITS button to toggle from lbs to kgs. The LP7652B utilizes (3) AA batteries that will provide power up to 80 continuous hours.