Rayovac Battery Tester
Digital keyring-sized battery tester with storage compartment for 2 batteries.
Digital Battery Tester
Digital battery tester with LCD display. Simply lay a battery into the tray and slide upwards to test. Ideally sized to fit on a keyring.
Keyring Battery Tester
Red & black keyring battery tester with built-in compartment for 2 batteries.
Rayovac Battery Holder
Keyring sized battery holder. Holds approximately 6 hearing aid batteries.
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