389 Silver Oxide Hearing Aid Battery from United States
A 389 silver oxide button cell battery, 1.55V, designed for hearing instruments with low drain characteristics. This primary coin battery is a non-rechargeable electrochemical cell that generates electricity through a silver oxide chemistry, making it suitable for compact medical audio devices.
Duty Rate — United States → Canada
7%
Import Tips
• Ensure the battery is properly marked with its chemistry and voltage for CBSA inspection
• Declare the goods as primary cells under tariff item 8506.80.90, and keep technical datasheets available to confirm the non-rechargeable nature if asked