Digital camera batteries by Manufacturer:

Replacement for CANON NB-1LH Digital Camera Battery

• Li-ion and NiMH batteries are not interchangeable
  
• Highest quality cells are used in our laptop battery
  
• 100% QC of EVERY laptop battery
  
• A competitive price is our principle
• How to discharge and charge camera battery ?
  (1).Place the battery in your camera until it itself turns off. In this situation ,the battery is fully discharged.
  (2).Take out your battery and slide it into your battery charger.
  (3). Connect your charger with power to fully charge the battery. It is normal for a new battery that battery indicator shows 100% capacity in 10 to 15 minutes. Please keep charging until there are no time left for charging.
  (4). Fully charged and fully discharged or "cycled" as much as five times to condition them into performing at full capacity.
  Note: Our battery can not be charged with your camera directly. Please charge the battery with our battery charger .
• Note: If you need a part for your model that is not listed above, please email us via
  info@notebook-laptop-batteries.comm or order@notebook-laptop-batteries.com
  Our customer service professional may be able to find the product or information that you are looking for or help you refine your search.