Ef-W1 Wireless CommanderUse remote functionality with the Fujifilm Ef-60 Shoe Mount Flash to have complete creative control in creating images, while minimizing the amount of time needed to adjust settings for individual units overall. With additional compatibility with Nissin Air System flashes (i60A, Di700A, Mg Series), X Series and Gfx System users now also have access to additional tools to help them be more creative with their lighting decisions.FeaturesWirelessly control your creativityWhen used in combination with the Fujifilmef-60 Shoe Mount Flash, users can adjust the flash's power output in 1/3 increments, groupitinto 1 of 3 groups, assign it 1 of 8 different channels, andtrigger it wirelessly. This 2.4 GHz remote functionality can also be extended to up to thirty Ef-60 Shoe Mount Flashes to provide an extensive opportunity to create stunning images.Reliability and consistency at your fingertipsThe Ef-W1 Wireless Commander uses radio-controlled 2.4 GHz wireless communications to remotely trigger Ef-60's diverse functions, which include Ttl mode, Manual mode and Fp High-Speed Sync mode.Extended compatibility with Nas compatible unitsWireless remote functionality for the Ef-60 Shoe Mount Flash has also been extended to the Nissin Air10s Remote, which allows for integration with other Nissin Air System (Nas) compatible flashes (i60A, Di700A, Mg Series). This added compatibility allows users to use a combination of Nissin products with Fujifilm Ef-60 Flashes, allowing photographers broader access to tools to help them make more creative lighting decisions..