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Granicell
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Product Details
✓STABLE VOLTAGE & CRYSTAL CLEAR SOUND - Engineered with advanced 1.45V Zinc-Air technology, our size 312 batteries deliver a constant, unwavering voltage output throughout their entire lifespan. Say goodbye to sudden volume drops, annoying static noise, and audio distortion—enjoy smooth, crystal-clear amplification even during high-drain Bluetooth streaming and phone calls.
✓INNOVATIVE QUAD-SEAL & 100% LEAK-PROOF - Built with an advanced 4-layer barrier structure and anti-corrosion casing, these batteries provide superior leak-proof protection and moisture resistance. Effectively safeguards your delicate, expensive hearing aid devices from battery acid damage and short circuits, ensuring worry-free daily use.
✓3-BOX PACKAGING (60 COUNT TOTAL) - Conveniently packaged into 3 compact boxes of 20 batteries each (60 batteries in total). The independent 4-box design prevents unused batteries from premature air exposure, locking in freshness for up to a 4-year shelf life. Easy to store at home or slip one portable box into your purse or pocket for travel.
✓SENIOR-FRIENDLY EASY TAB & UNIVERSAL FIT - Features elongated, easy-to-grip brown tabs that simplify peeling and installation, making battery changes effortless for seniors or anyone with arthritis. Perfectly compatible with all digital and analog hearing aids that require Size 312 / 312A / PR41 (including OTC, BTE, RIC, and ITE devices).
✓100% MERCURY-FREE & CERTIFIED SAFETY - Manufactured with high-purity zinc and completely 0% mercury and cadmium, complying with strict US environmental and consumer safety regulations. Each batch undergoes rigorous multi-stage quality testing to guarantee maximum safety, long-lasting performance, and complete peace of mind.