The Fujifilm EF-X20 shoe mount flash is an extremely compact and durable flash designed for compatibility with Fujifilm cameras featuring TTL flash exposure control. Built with premium metal materials, this shoe mount flash features a guide number of 66ft at ISO 100 and 23mm. A quick flash recharge time of just 5 seconds means you’ll always be ready for the next picture. Attach this shoe mount flash to your Fujifilm camera to start taking amazing pictures with vivid lighting. Intelligent Design The EF-X20 is built out of premium metals and has an ergonomic design and responsive controls to give you the perfect lighting tool. Fujifilm's "i Flash" technology intuitively optimizes the amount of light suitable for every occassion. User-Friendly The EF-X20 flash is super easy to use and set up. It is commonly used for Fill flash, general purpose flash, night photography, portraits and more. The flash is known for its consistent output and performance so photo enthusiasts like you get only the highest quality images.