Testing of hearing aid battery energy
Find out the amount of battery left to power up your hearing aid
Display battery energy in seconds
Check your hearing aid battery power any minute
Easy to operate

Technical Details

Product Details

Package Dimensions
Width : 2.1 inch
Height : 0.9 inch
Length : 3.9 inch

Shipping Weight: 0.8 ounce (View shipping rates and policies)

ASIN : B004VIGJZW