Amazon.com : Godox Xpro-C TTL Wireless Flash Trigger for Canon 1/8000s HSS TTL-Convert-Manual Function Large Screen Slanted Design 5 Dedicated Group Buttons 11 Customizable Functions : Electronics
Yongnuo YN24EX E TTL Macro Flash Speedlite for Canon EOS 1Dx 5D3 6D 7D 70D 80D Cameras with 2pcs Flash Head + 4pcs Adapter Rings|Macro & Ring Lights| - AliExpress
What is a TTL Flash? (TTL vs Manual Flash Modes Explained)