Why you should choose the hearing aid battery tester:
This compact and user-friendly battery tester allows you to check the remaining power in your hearing aid batteries at any time. With its clear LCD digital display, the device shows the battery’s current power level using an ascending bar, so you can easily determine whether it’s time for a replacement.
Designed for convenience, the tester is compatible with all standard hearing aid battery sizes (10, 13, 312 and 675) and includes a built-in battery drawer and a chain for attaching to your key ring—making it ideal for both home and travel use.
Features:
- Digital LCD display with clear power level indicator
- Compatible with all common hearing aid battery sizes (10, 13, 312 and 675)
- Integrated battery drawer for secure storage
- Key ring chain for easy attachment and portability

