Have you ever found a battery and wondered whether it was fully charged or only had a sliver of charge left? Have you experienced the frustration placing a battery in your hearing aid to only find out an hour later, after you have already left the house, that the battery was practically dead? Worse yet, you don't have any batteries as you had no where to keep them! End the needless frustration with the MDHearingAid Hearing Aid Battery Tester, which lets you find out if a battery is fully charged, saving you both time and money. It even can store multiple fresh batteries in the storage compartment so you never are out on the town without your hearing again! Simple to operate, the MDHearingAid Battery Tester can be used with one finger and it's easy to read display leaves no question as to whether the battery has a charge. It just plain works.
Compact and functional design -- fits in pocket, purse, or briefcase. Easy to read display lets you know right away if a battery is ready-to-go.
Quickly check any hearing battery to see if it has a charge. Never fumble with expired batteries again. Get it right the first time.
Simple one finger operation that works with and hearing aid battery. All you need is a battery and a finger!
Place it on your keychain and never forget to bring a fresh battery when you go out again.