Movo LC200-C3 Sound, Motion and Lightning Shutter Trigger for Canon EOS 1D, X, 1DS, 5D, 5DS, 5D Mark IV, 6D, 7D, 50D DSLR Camera Triggers your camera shutter (via remote port) within 0.1 milleseconds of event to capture the climax of your shot LIGHTNING MODE: Sensitivity Adustable, triggers your camera within 0.1 ms of a lightning strike, gunshot, firework, or other lighting event MOTION MODE: Detects wildlife movement within 16.4 feet (5m) using an on-board passive infrared sensor (PIR) SOUND MODE: Sensitivity Adustable, triggers your camera within 0.1 ms of sound detection above -38dB This product is covered by a Movo 1 year limited warranty with USA-based support