Based on this product's specifications, here are some alternatives and similar models
Energizer Zinc Air Battery AC10E 1.45V for Hearing Aids, 8 Pack
Summary description:
Energizer AC10E zinc air batteries are designed for high-performance hearing aids. Operating at 1.45V, these reliable power cells (compatible with V10, HA10, PR70, 7005ZD) ensure consistent sound quality and long-lasting energy for daily use. This blister pack contains 8 batteries, providing a dependable solution for maintaining your hearing device functionality. Ideal for users seeking consistent performance and durability in various hearing aid models.