240 Hearing Aid Batteries 13. Rayovac Extra 30 Blisters of 8

The kit contains: 240 Rayovac size 13 acoustic batteries, in 30 blisters of 8 batteries Air zinc type, voltage 1.45V, capacity 310 mAh and mercury-free Battery that guarantees reliability and constant performance, providing lasting power for even the most modern and demanding devices Designed for greater cell stability over a wide temperature range, Sound Fusion technology provides even more consistent power Optimised material concentration and innovative mixing method improve anodic efficiency and help get the most out of each individual stack