If you use the built-in flash on your device to synchronize and control the flashes deported cobras (compatible with your device!), This simple and inexpensive device is to be mounted on the flash shoe of the camera and the shutter is down to the built-in flash. A shooting, it will partially mask the timings of lightning sent by the built-in flash: Your model will not be dazzled and will not close the eyes but the lightning will remain visible for deported flashes that are triggered synchronously and well with power-driven unit.
