It has two modes. One is Lightning Shutter Trigger; the other is Motion Sensing Trigger.
Mode selection can be easily made by setting the Mode Slide Switch to either “Lightning” or “Motion”.
In the mode, it can be used to capture lightning, fireworks.
Set the mode switch to “Lightning” and then set off a camera flash, the flash should trigger the device.
In the mode, it can be used in wildlife photography to capture quick motion. e.g. While animals pass in front of the lens, the device will detect it and the camera will capture the animals motions.