Nikon EN-EL15 Rechargeable Li-ion Battery for Nikon D7000 Digital SLR Camera (Retail Packaging)

EN%2DEL15 Rechargeable Li%2Dion Battery

Price: $72.00

Click here to buy from Amazon

Canon NB-6L Li-Ion Battery Pack for Canon SD770IS, SD1200IS, & D10 Digital Cameras [Retail Packaging]

Canon NB-6L Lithium Ion Digital Camera Battery 2607B001 Batteries

Price: $59.99

Click here to buy from Amazon

Sony NP-FG1 InfoLITHIUM Type G Rechargeable Li-Ion Battery Pack for Sony W & H Series Digital Cameras (Retail Packaging)

There's no need to feel powerless ever again when you've got an extra Sony Lithium Ion battery pack for your camera. Working with Sony's H and W series Cyber-shot cameras (and select others), the NP-FG1 delivers hundreds of shots on a single charge.

Price: $49.99

Click here to buy from Amazon