Battery Tester, LCD Battery Tester battery Volt Tester Checker Holder Tool for AA AAA C D 9V/1.5V Cell and Button Batteries

Descripción

You will have these troubles it? The battery has been idle for a long time can use it? Old batteries at home still need to keep it? How much voltage is the new battery purchased? A simple Battery tester can solve all your problems, ABUNRO Magnetic LCD Battery Tester will accurately tell you the old battery voltage, you can decide whether the old battery needs to be retained or discarded. 2018 NEW FEATURES When you open the battery compartment to replace the battery, you may lose the battery compartment screws. You need a magnet to hold the screw to avoid losing. ABUNRO smart LCD battery tester built-in powerful magnets to help you fix the screws or find the missing screws.