The Canon NB-10L Lithium-Ion Battery Pack for PowerShot SX40 HS is a rechargeable battery pack for your Canon PowerShot SX40 HS digital camera. The 7.4 V battery has a capacity of 920 mAh.
| Chemistry | Lithium-ion |
| Capacity | 920 mAh |
| Output Voltage | 7.4 V |
| Dimensions | Not specified by manufacturer |
| Weight | Not specified by manufacturer |