DIGITAL BATTERY TESTERJune 28, 2021
DIGITAL BATTERY TESTER
Not sure if your hearing aid battery is fresh, partially charged
newest hearing aid battery tester. Designed to prevent false readings. The tester gives you a thumbs up or thumbs down reading
The tester comes with a handy keychain ring and drawer to hold spare batteries. Don’t be fooled again by untrustworthy battery testers.