The Hahnel HRN 80 Remote Shutter Release has several different modes for
your photographic needs, including: autofocus; bulb; and continuous
shooting functions. It is designed to reduce camera shake with long
exposures and fast shooting. Supplied with interchangeable camera
connectors for all DSLRs of one brand, the remote shutter release has a
twist & lock cable system that ensures that you have a secure connection
with your DSLR.