You can use this small device for capturing popping water balloons, popping corns. Simply connect your flash cable and use sensitivity setting pot. It will detect sound level changes and will fire your flash. Works with standard 9V battery.

Also you can use it with your camera.

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

How to use :

Connect your flash cable between the device and your flash Use potentiometer to set a sensitivity level When the device detects sound level change fires your flash.

For example;

In a dark room, set your camera to bulb mode. Connect the device your flash. When the device detects sound of ballon, fires your flash. Then end bulb mode. You can use 1/64 or 1/128 for flash power.

• Do not use old / high voltage flashes with this device. It can handle up to 35V