DNT ZULUS/THERMNIGHT IR DELETE CAPS
The M21 Plug is compatible with the ZULUS HD (Gen 1) and TNC225R models.
The M24 Plug is compatible with the ZULUS V2 HD and TNC335R/TNC635R models.
IR illuminator delete caps are for hunters who can’t have them while hunting. You remove the IR illuminator and screw on this waterproof cap in its place to protect the contacts from the elements.