What is the shelf life on the power One zinc p312?

Manufacture date is needed on every -front of package- mandatory hearing aid battery mfg i have found dates Oct 2018 still selling here on amazon, today 1/31/2021 .. this is unacceptable we all want to purchase new batteries for best shelf life and overall wearer - performance.

The voltage on these is 1.45v. I've had good luck with these and are certainly less expensive than over the counter batteries.

will these fit HEARusa hearing aids?

Based on the information found for the HEARusa hearing aids, they take size 312. Therefore these batteries will work.

These are size 13 batteries. We do carry size 312A batteries if searched using the following product identifier: B00SJPHZCO.

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Powermax Size 312 Hearing Aid Batteries, 60 Count Long-Lasting Battery Pack, Brown Long Tab for Easy Change

Product ID: 772030216

Details

Battery Capacity
150
Battery Cell Composition
Zinc-Air
Brand
Powermax
Number of Batteries
64 Product

⚡1.4V Zinc-Air tech for clear sound

🔋60-pack long-lasting power

🟤Brown tab for easy, quick change

¥5673

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Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔋 Power your day with clarity and ease — never miss a moment!

CRYSTAL CLEAR SOUND - Advanced Zinc-Air technology ensures consistent, high-quality audio performance.
ECO FRIENDLY SAFE - Mercury and cadmium-free batteries that protect your health and the planet.
ENDLESS POWER SUPPLY - 60 premium zinc-air batteries to keep you powered all day, every day.
EFFORTLESS BATTERY SWAP - Brown long tabs designed for quick, hassle-free changes—no fumbling, no frustration.
TRAVEL READY COMPLIANT - Compact, secure packaging meets new safety laws while keeping batteries fresh on the go.

Powermax Size 312 Hearing Aid Batteries come in a convenient 60-count pack featuring 1.4V Zinc-Air cells with brown long tabs for easy handling. Designed for long-lasting, reliable performance, these mercury-free batteries deliver clear sound throughout the day. Compatible with most hearing aid brands, they offer eco-friendly power in travel-ready packaging compliant with the latest child safety regulations.

Specifications

ASIN	B00SJPHZCO
ASIN	B00SJPHZCO
Antenna Location	BTE Hearing Aid, Hearing Aid Remote Control, In-The-Ear (ITE) Hearing Aid, Pocket Amplifier, Receiver-In-Canal (RIC) Hearing Aid
Batteries	64 Product Specific batteries required. (included)
Battery Capacity	150 milliamp_hours
Battery Cell Type	Zinc-Air
Battery Weight	0.54 g
Best Sellers Rank	#13,368 in Health & Household ( See Top 100 in Health & Household ) #5 in Hearing Aid Batteries & Chargers #1,224 in Sales & Deals
Brand	Powermax
Compatible Phone Models	Assistive Listening Device, Module, Streaming Adapter
Customer Reviews	4.1 4.1 out of 5 stars (12,715)
Date First Available	January 24, 2015
Global Trade Identification Number	00683969986631
Included Components	(60) Size 312 Hearing Aid Batteries
Item Dimensions	4.3 x 2.63 x 2.13 inches
Item Type Name	Powermax Hearing Aid Batteries
Item Weight	9.07 g
Item model number	98663
Manufacturer	Powermax
Manufacturer	Powermax
Model Name	Powermax Hearing Aid Batteries
Model Number	98663
Number of Batteries	64 Product Specific batteries required. (included)
Product Dimensions	4.3 x 2.63 x 2.13 inches; 0.32 ounces
Reusability	Single Use
UPC	683969986631
Unit Count	60 Count
Voltage	1.4 volts
Warranty Description	Manufacturer

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¥5673

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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