This was working but left batteries in and one of them corroded.
NEEWER TT560 Speedlite TTL Flash Unit for Universal Mount
NEEWER NW680 Speedlite TTL Flash Unit for Canon DSLR Cameras
Neewer TT560 Speedlite TTL Flash Unit / Flashgun Universal Mount for DSLR's
Neewer TT520 Speedlight Flashgun
NEEWER Z1-N TTL Round Head Flash Speedlite for Nikon DSLR Cameras, 76Ws 2.4G 1/8000s HSS Speedlight, 10 Levels LED Modeling Lamp, 2600mAh Lithium Battery, 480 Full Power Shots, Recycle in 1.5s Flash
Neewer NW700-C TTL Flash Speedlite Compatible with Canon DSLR Cameras, 1/8000s High Speed Sync, 1/1-1/256 Output, TCM Function, 230 Full Power Flash, 0.1-2.7s Fast Recycling, Batteries Not Included
