Command Access Electrified Latch Retraction Kit For Corbin Russian 4 5000 & Yale 7000 series 2 18 Gauge 24 to 28 VDC Cores This Product has been discontinued This Product has been discontinued and replaced by Xhorse VVDI Prog VVDI 2 Key Tool Plus MQB Function Authorization Software ( machine sold separately ) Enhanced Protection: Built with Industrial Heavy Duty material and advanced encryption security for indoor and outdoor The Command Access MLRK1 COR is a cost effective and straightforward way to upgrade your Corbin Russian 4 5000 & Yale 7000 series device to motor driven latch retraction in the field 1 4” Wire Run: 300’ with 18ga wire Device Cutdown Details: 36” 4” 48” 10” Certifications: UL Listed 3 hour fire rating Warranty: 3 Year Manufacturer Warranty