The letter "M" in the name of EV-5M means that the products are manufactured at the plant MELZ in Moscow. Other flash labeled EV-5 without inscription "Leningrad were also produced in the Baltic States.

The device consists of a power supply, which houses two batteries, as well as a calculator and a reflector with a flash lamp (IPC-120) fixed to the leg and having a removable lens.
The guide number when using the film 130 units.
Standard - GOST 24 (90 units - 18, 65 units. - 16, 45 units. - 12).
Flash energy - 36 J. Scattering angle - 60 °.
The interval between flashes - 15-20 sec with new batteries, and 30-40 seconds. under the old batteries.
Flash duration - 1/500 sec.
The flash is powered by two batteries KBSL-0.5 (the battery from a flashlight);
One set of batteries provides 70-75 outbreaks, the interval between flashes - 15-20 seconds.
Dimensions, mm - 150x62x148.
Weight 1.2 kg.