Opteka Wireless Radio Remote Release for Olympus EVOLT E-1, E-3, E-10, E-20, E-100RS, E-300, C-8080, C-7070, C-5060 Digital SLR Cameras Opteka Remote Release for Digital SLR Cameras Allows the camera to be released from a distance of up to 320 feet! Half-press focuses, full press releases the shutter Batteries for receiver and trigger Included Brand New, Sealed