Neewer DSLR Camera RM VPR1 Wired Shutter Release Remote Control Replacement for Sony RM-VPR1 Campatible with Sony Alpha A7/A7R/A5000/A6000/A58/RX100II/RX100M3/NEX-3N/DSC-HX300/DSC-RX100M3/DSC-RX100M2/DSC-RX100III/DSC-RX100II Help preventing vibration during long exposures, close up or continuous shooting. Half-pressing the button will trigger auto focus and auto metering, while full-pressing will trigger camera's shutter. Functions as a timer remote and can be programmed to function as an interval met. Press and slide it to lock the shutter for bulb photography. Design for group, macro, long exposures, continuous, motion shooting, etc.