A device that detects lightning and movement to trigger a camera's shutter. This is a rare item, but since its operation hasn't been confirmed, please consider it as junk. Everything in the photos is included. No instruction manual. - Brand: AEO Photo - Model Name: MultiTrigger Pro Micro MT-Pro 3.0 - Functions: Lightning sensor / Motion sensor - Trigger Type: Camera shutter trigger - Connection Type: Metal connection - Included items: Cables