LR44 Mercuric Oxide Button Cell Battery from United States
> An LR44 mercuric oxide button cell battery with an external volume under 300 cm³, used in watches, calculators, and small electronics. The mercuric oxide chemistry delivers a consistent 1.35V output, ideal for precision low-drain applications. This compact primary cell is correctly classified under tariff item 8506.30.00.
Duty Rate — United States → Canada
7%
Import Tips
• > Verify the cell's external volume does not exceed 300 cm³ to maintain classification under this item
• Be prepared to provide documentation on the mercuric oxide composition, as CBSA may require it for environmental compliance
• Check for any restrictions on mercury-containing products before shipping