Button Battery Tester Portable and Lightweight Pocket

Lightweight and portable, you can easily store it in your pocket and use it whenever you want. The small drawer in the built-in battery compartment can hold at least two hearing aid batteries. Made of high-quality ABS material, it is stable and durable, and can be used for a long time. The hearing aid battery tester is specially designed to measure the remaining battery power. Equipped with an LCD screen, it allows you to view the battery status anytime, anywhere.