WTSTRO H200R Ring Flash Head for AD200. The H200R Ring Flash Head for AD200 is lightweight and portable, providing even and soft lighting effects for photography. It features a magnetic accessory mount for easy and quick installation. Usage method: Attach it to the camera. With 200 Ws of powerful lighting effects, it surpasses most 70 Ws camera flashes on the market. Use it with the AD200 Head Extension Cord EC200 for creative shooting.