Frequently Asked Questions
What are the most common household battery sizes?
AA and AAA are among the most commonly used household battery sizes. C, D and 9V batteries are also widely used in devices specifically designed for those formats. Always check your device specifications before buying a replacement.
Are AA and AAA batteries interchangeable?
No. AA and AAA batteries have different physical dimensions and are intended for devices designed for their respective sizes. Use the battery size specified by the device manufacturer.
How do I know which battery my device needs?
Check the battery compartment, existing battery markings, product manual or manufacturer's instructions. Look for the required size, voltage and chemistry before purchasing replacement batteries.
Are rechargeable batteries suitable for household devices?
Rechargeable batteries can be suitable for devices designed to use them. Check the manufacturer's instructions to confirm compatibility and use the appropriate rechargeable battery and charger.
How should household batteries be stored?
Store batteries in a cool, dry place away from excessive heat and moisture. Keep loose batteries away from metal objects and store them out of reach of children and pets.
Can I mix old and new batteries in one device?
It is generally recommended to replace all batteries in a multi-battery device at the same time rather than mixing old and new cells. Follow the device and battery manufacturer's instructions for safe use.
What should I do with used household batteries in Canada?
Battery recycling programs and collection requirements can vary by province and municipality in Canada. Check your local recycling or waste-management authority for current instructions on how to dispose of used batteries responsibly.
