ProMaster Multi-Function RF Timer RemoteProMaster Multi Function RF Timer Remote ProMaster SKU: 4964 Helix SKU: PR4964 Overview The ProMaster Multi Function RF Timer Remote doesn't just trip your shutter wirelessly, it's also equipped to handle a long list of timer functions: self timer, interval timer, long exposure timer, as well as controlling the number of continuous shutter releases. It works with a vast array of dierent cameras. Just swap out the camera release cable for the correct