Model FE-28 "Zvezdochka" (Starlet).
Designed for lens with f more then 40mm .
Hot shoe only.
Require two AA batteries
Can produce more then 80 flashes/set of fresh batteries.
Delay time between flashes 7-30 sec.
Weight less then 100gr without batteries.
Horizontal cover 50 degree
Vertical cover 66 degree
Made by factory “Razryad” (Electric Discharge) city Vladikavkaz.
Approximate production dates 1981-1985