includes:

• NANLUX AS-SR-NLM-EC(SB100S)NL Mount Speed Ring with Electronic Contacts

Overview
The adapter has a built-in chip and electronic contacts.
The chip communicates with the EVOKE 2400B by giving it information about what modifier is attached to avoid damage to the modifier.
The adapter AS-SR-NLM-EC (SB100S) is designed for  square softbox NANLUX 100x100cm with NLM mount.
Placed on the Evoke 2400B will limit the intensity to the required safe level.