BoxWave ElectraSpan battery
The Extended Battery for Canon Digital Camera extends the use of your digital camera! It is a high capacity rechargeable lithium ion (Li-Ion) battery that is specifically designed for your Canon Digital Camera - perfect for people who are on the go and need extended use out of their video camera. With BoxWave’s ElectraSpan Extended Battery you maximize the use of your digital camera between charges!
The Canon NB-2L ElectraSpan Extended Battery supports the following Canon models:
Canon PowerShot S30
Canon PowerShot S40