【Long-Lasting Performance for Hearing Aid Batteries Size 13】 Mercury-free & eco-friendly formula paired with premium zinc-air technology delivers a steady 1.45V voltage, ensuring long-lasting and balanced discharge. It delivers crystal-clear sound and strong power support for size 13 hearing aids, reliable and consistent for daily use.
【Leak-Proof to Protect Devices】 Advanced sealing technology blocks leakage at the source, offering full protection for your hearing aid. This long-lasting Size 13 hearing aid battery eliminates the worry of device damage caused by leakage for good!
【Easy to Access & Carry】 These zinc-air hearing aid batteries come in a square hard plastic case with a sturdy, crush-resistant structure that stays firm and stable when stacked. Individual compartments let you take only what you need, eliminating waste; seal up the rest and slip them easily into your pocket or pillbox for hassle-free on-the-go use.
【3-Year Shelf Life for Backup】 Properly stored, this Size 13 hearing aid battery boasts a 3-year shelf life—ideal for long-term home stockpiling and standby use.
【Versatile Applications】 Size 13 batteries are compatible with a wide range of everyday devices, including remote controls, alarm clocks, toys, handheld electronics and more.