Pluto Trigger(Bluetooth hardware device, purchase separately) is one of the easiest to use, fastest, most versatile and affordable DSLR camera trigger. It delivers all of the features that required by long-exposure photography, high-speed photography and camera trap. Pluto is a combination of shutter release cable, universal IR remote, smartphone triggered wireless remote, easy-to-use intervalometer for Timelapse/HDR/Startrail photography, and micro-second grade high-speed trigger. You can contr