Buy from Amazon.com : http://fave.co/1Dldawi <br /><br />Canon HF-DC1 High Power Flash for Canon Powershot Digital Cameras<br /><br />Product Description : <br />Increase flash range up to 30 feet <br />Go handheld or use mounting bracket for attachment to camera light stand or tripod <br />Linked to cameras zoom lens narrows flash angle at telephoto end <br />Guide number of 18 ISO 100 meters <br />For use with Canon G6G5S70S60SD500SD400SD300SD200SD20A95A520A510A400Pro 1S1 IS
