The Godox wistro H200R Round Flash Head is a versatile accessory designed for the AD200 TTL Pocket Flash. With TTL capabilities, this flash head allows for automatic exposure control for a more convenient shooting experience. The Godox brand ensures quality and compatibility with various brands, making it a versatile choice for photographers looking to enhance their lighting setups. This unit quantity of 1 flash head is a must-have for anyone looking to expand their creative capabilities in photography.