Buy the TTL version at https://amzn.to/2PGgaxF And the manual version at https://amzn.to/2wtYMDp Check out Part 1 first here: • Flashpoint XPLOR 600 / GODOX AD600 HSS TTL... Now that I've been shooting with these for 6 months, it's time to give them another look. Find out what works, what doesn't, the little quirks and my conclusions. Adorama.com specifications for the power cable for the AC adapter say it's 8', but the NEMA 5-15P cable I received was a much more useful 15' long. Visit my website at www.imagesbydesign.org or on Facebook and Instagram @ImagesbyDesign