The hearing aid battery tester is specially designed to test the remaining battery power.Made of high quality ABS material, stable and durable, can be used for a long time.Lightweight and portable, you can easily put 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.Equipped with an LCD screen that allows you to see the battery status anytime, anywhere.Condition: 100%Item Type: Hearing Aid Battery TesterColour: as shownMaterial: PlasticPackage Contents:1 x Hearing Aid Battery TesterOnly the above package content, other are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.