The Rayovac Hearing Aid Battery Tester is a new, lightweight, and compact device designed specifically for testing hearing aid batteries. This tester also has a Battery Storage Compartment on the side. With a small size and compatibility with hearing aid batteries, this battery tester from the trusted brand Rayovac is a convenient tool for ensuring the functionality of your hearing aid batteries. Its compact design makes it easy to carry around and use on the go, providing a convenient solution for those in need of regular battery testing.
eBay