You can use this small device for capturing lightning strikes / thunderbolts. Simply connect your shutter release cable and use sensitivity setting pot. It will detect light level changes and will fire your shutter. Works with standard 9V battery.

You may need a shutter release cable that fits your camera's brand / model. Device has a 3.5mm stereo camera port.

How to use :

• Connect your shutter release cable between the device and your camera
• Use potentiometer to set a sensitivity level
• When the device detects lightning / thunderbolt fires your camera.