Universal Hearing Aid Batteries Checker Tester Digital Measuring Devices Electric LCD Screens Zinc Air Batteries Button Batterie

About this item LCD display to easy see. Convenient for a while, you can measure the required data. The charged strip shows that with 2 battery slots, you can carry 2 batteries, electric measuring + carrying box 2 in 1. Work principle: by touching the electric battery, transmit to the electric quantity display strip, according to the electric energy intensity display. You can test A10, A13, A312, A675, E10, E13, E312, E675, and other types of batteries.