Renata Zinc Air Hearing Aid Batteries. Models 675, 312, 13, 10. Swiss quality and consistently great performance, battery after battery. This year Renata improved its formulation for superior battery duration, called Maratone Plus.
Order a carton of batteries and receive FREE: One, Battery Buddy Keychain Battery Holder and a sample packet of Miracell ProEar ointment for irritated, itching ears. Free Miracell Sample must be requested by each customer here- Miracell ProEar