Rayovac Extra P312 (PR41, size 312) Hearing Aid Batteries - 8 Pack
Rayovac Extra P312 (PR41, size 312) hearing aid battery (BP8 pack) BP8 pack For 8 batteries (= BP8 x 1 pack) Best Before: Jul 2029 Made in UK Rayovac Extra P312 hearing aid batteries – size 312, zinc-air, mercury-free, designed for consistent, long-lasting performance in digital hearing aids. ** Wait about 3 to 5 minutes after removing the protective tab before inserting the battery into your hearing aid. This wait time allows air to activate the zinc-air chemistry inside the battery, ensuring optimal performance and maximum battery life.