Sony Size 312 Hearing Aid Batteries, 1.4V, 1-Dial Card, 300 pcs.

Sony Hearing Aid Battery features a high and stable voltage to ensure steady sound output and avoid any interference caused by low temperature; a perfect balance between running time and performance. This will power up your hearing aid with long lasting performance and reliability you can count on. Long tabs make it easy for users to remove a battery from the pack, activate it, then, insert the battery into the hearing aid.

• Perfect balance between running time and performance
• Feature a high and stable voltage to ensure steady sound outpot and avoid any interference caused by low temperature or excessively noisy environments.
• Excellent protection against unexpected drop.
• Long tabs make it easy for users to remove a battery from the pack, activate it, then insert the battery into the hearing aid.
• 3-4 year shelf life