The InLine® multifunction battery tester is an indispensable measuring tool for various professional applications. With the practical LCD display and the three-stage condition rating (low, normal, good), batteries can be tested quickly and reliably. The device supports a wide range of common battery types, includingAAA, AA, C, D, 9V, Lady N (LR1), CR123A, CR2, CR-V3, 2CR5, CR-P2 and button cells. Thanks to its compact design, the battery tester is suitable for mobile use in workshops, technical departments or retail outlets. The simple operation enables quick tests without an additional external power supply. Only one AAA micro battery is required for operation (not included).