Product Name: GODOX FC-16 Wireless Remote Flash Trigger - Brand: GODOX - Model: FC-16 ★ Product Description Purchased in 2020. I've only used it a handful of times, so it's in relatively good condition. There are some minor scratches. I used it with a Canon camera. * This is a device that only triggers the strobe wirelessly. It does not allow you to control the light output or operate multiple strobes like a commander. * Batteries are not included. Four AAA batteries are required. ◆ Operation Check Operation is confirmed without any problems. ◆ Included Accessories The accessories included are all shown in the photos. (Transmitter and receiver, shutter cables) ◆ Other There is no instruction manual, so please obtain it yourself from the Godox website. Instruction Manual: https://godox.com/static/upload/file/20230818/1692351558197595.pdf