Buy from Amazon.com : http://fave.co/1F0HZFE <br /><br />Meike? Professional Battery Grip for Canon EOS EOS 50D 40D 20D 30D Replace BG-E2N<br /><br />Product Description : <br />Two stage vertical shutter with half-press function for comfortable vertical shooting <br />AF point selector button <br />Zoom function in playback mode <br />Tripod screw mount <br />Li-ion battery LP-E5 as well as normal AA batteries can be used with this battery grip
