battery tester digital in package

The practical battery tester as a keychain.

Small and easy-to-use battery tester to determine how much power is in your hearing aid battery. The digital LCD display will quickly indicate the current battery charge or power with a rising bar.

Also includes a battery drawer.

Applicable to all common hearing aid battery sizes (675, 13, 312, 10).

Colour: blue

Packaging: cardboard box