High Capacity, rechargable Lithium-Ion battery.
When used with camcorders, the BP-511 gives you a maximum recording time of 2 1/2 hours using the viewfinder, or 2 hours using the LCD screen.
When used with the EOS D-series cameras, the battery is capable of approximately 300 shots on a single charge.
-- EOS 10D
-- EOS 20D
-- EOS 30D
-- EOS 40D
-- EOS 50D
-- EOS 5D
-- EOS D30
-- EOS D60
-- EOS Digital Rebel
-- Optura Xi
-- PowerShot G1
-- PowerShot G2
-- PowerShot G3
-- PowerShot G5
-- PowerShot G6