Thank you for purchasing the Godox Thinklite TT600 camera flash. This camera flash adopts Godox wireless X system and 2.4G ratio transmission, which is compatible with AD360II-C, AD360II-N, TT685C, TT685N, X1T-C, X1T-N, etc. Suitable for all DSLR cameras with standard hot shoe, such as for Canon, for Nikon, for Pentax, for Olympus, etc.