Camelion 6 x A13/ZL 13 Mercury-Free Button Cell Batteries 1.4 V 280 mAh Capacity for Analogue or Digital Hearing Aids 15056013 : Amazon.com.be: Electronics
A13 Zinc Air Hearing Aid Batteries 6pk Blister | shopflipo.com
ER14505 AA Size 3.6V Lithium Primary Battery for Specialized Devices – Batteries 4 Stores