New, Rayovac Battery Tester For Hearing Aid Batteries Holder - USA

Rayovac Battery Tester For Hearing Aid Batteries Holder With Keychain The RAYOVAC electronic tester allows you to accurately check the level of battery consumption. Using the tester is very easy-just put the battery into the metal part of the tester, and on the LCD display we will see a graph showing the battery level. For testing hearing aid zinc-air batteries. Batteries not included. With keychain. With storage compartment for 2 batteries. Color: black. Weight: 19g / 0.67lbs

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