The high-capacity Canon NB-4L Rechargeable Lithium-ion Battery works with select Canon PowerShot digital cameras. It features lithium technology, which ensures maximum battery life and maximum power. It also features no memory effect that lets you recharge partially drained batteries without reducing performance.

NB4L Battery is Compatible with the following Digital Cameras:
Canon Powershot SD1100		Canon Powershot SD200		Canon Powershot SD300
Canon Powershot SD400		Canon Powershot SD450		Canon Powershot SD630
Canon Digital IXUS 80		Canon Powershot SD750		Canon Powershot SD30
Canon Powershot SD40		Canon Powershot SD430		Canon Powershot TX1
Canon Powershot SD600		Canon Powershot SD1000