Micnova MQ-VTC Lightning Trigger & Motion & Sound Sensor/Security/Wildlife Shutter Trigger for Canon Rebel T1, T2, T3, T3i, T4i, 60D, Elane, 1DX, D30, D2000 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 0.1 Millesecond response time