... easy to read screenCan quickly test the capacity of your battery.Compact size and light weight.Test multiple sizes of batteries ... .Perfect companion for travel.One movable arm to accommodate the battery.Two buttons on the side for testing 9 volt batteries ... , LR14, UM2-D, HP2, MN1300, SP2, R20,UM1All kinds of button cellSize:112x 61x 27mmWeight: 48g Hottest Battery Tester BT-168D , digital ...