Rokinon Canon EOS Camera Battery Grip-Rokinon Battery Grip for Canon EOS 5D/20D/40D

Rokinon Battery Grip provides much needed extended battery power, flexibility and support Grip is compatible with Canon EOS 5D, 20D, 30D, 40D models Attaches to the bottom of digital camera Battery holder features two rear slots to attach additional batteries Two vertical release buttons add flexibility and support--allowing the user to take vertical shots comfortably Grip also allows user to change from internal camera battery to lithium batteries Dual shutter controls for easy vertical shooting Uses camera's internal batteries or external lithium batteries Includes magazine style battery cases Tripod mountable