Aputure Remote Shutter Release Timer/Intervalometer - 1C Remote for Canon Cameras (Replaces Canon's RS 60-E3) Premium Grade Shutter Cable Release with Timer and Intervalometer Replaces Canon's RS 60-E3; Works with: Canon Rebels and select Hasselblad, Contax 645, Pentax, and Samsung models Shooting intervals of 1sec-100hrs with shutter delay of 1sec-100hr; Batteries included Perfect for Astro Photography, Product Photography, Macro Photography, Portrait Photography, Wildlife Photography and time lapse videos; Auto focus is available 24 Month Fotodiox Warranty