Home » Shop High-Quality Hearing Aids and Accessories for Hearing Health » Batteries, Testers and Tools » Digital Battery Tester View cart “Rayovac Extra Advanced ZM Batteries Size 13” has been added to your cart. $7.00 Digital Battery Tester Pocket-size hearing aid battery tester LCD read out shows battery life Side drawer to store one hearing aid battery Digital Battery Tester quantity Add to cart SKU: DTEST Category: Batteries, Testers and Tools Related products Power One ZA Batteries, Size 10 – Carton (60 batteries) $28.00 Add to cart Rayovac Extra Advanced ZM Batteries Size 13 $28.00 Add to cart Activair Battery Tester $15.00 Add to cart Mirror-Go-Round $15.00 Add to cart