Tech-Care Digital Battery Tester

This pocket-size digital battery tester can test any hearing aid button / cell battery, and also comes with a convenient keychain and battery holder compartment.

• Compatible with all types of hearing aid button cells
• Convenient to carry in pocket or purse
• Lets you know if the battery is good, bad, or might need to be replaced soon
• Incorporates the latest digital technology
• A convenient built-in sliding battery case
• Accommodates two 675 type cells (or smaller)