Main external features to tell original Russian Oktava MKL-2500 from Chinese one

Chinese fake Original Oktava MKL-2500
Cylindrical body and basket A little bit conical body and basket
Length - 162mm Length - 155mm
Screws type - Phillips Screws type - Slot
No serial number Serial number in the bottom part
7-pin XLR 6-pin XLR
Silk screen marking Laser engraving marking
Colour - dark-grey Colour - black
LED on the rear LED on the front