More on Amazon.com : http://www.amazon.com/gp/product/B0095WLUUS?tag=thefatkidin06-20

Trigger Happy E3 Remote Control for Various Canon and Pentax Digital Cameras

Simple camera trigger
Bulb functionality for long exposures
Time lapse mode intervalometer
HDR mode with up to 9 shots and 16 stops of dynamic range
Bramping Bulb Ramping for time-lapses from day to night etc