For sale: a Sunpak 383 flash; an excellent powerful no-nonsense flash for strobist setups; it will trigger (with low voltage) off any modern or less modern SLR/DSLR/mirrorless camera or remote trigger unit. 

It takes 4 AA batteries (not included) and its flash power is adjustable over a range of 5 stops. The head will swivel in most directions.

Fully working and in great condition.