Zinc-Air Primary Button Cell from Japan
Air-activated zinc-air primary button cell for hearing aids and medical devices. Even though button-shaped, zinc-air chemistry places it in HTS 8506.80.00 as other primary cells, excluding lithium and mercuric oxide buttons. Oxygen from air serves as cathode during use.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Sealed until activation; special humidity-controlled shipping
• Medical device registration if hearing aid labeled
• Short shelf life post-activation (weeks)