DTMXSPKIT SKU DTMXSPKIT-5050 Includes: MPB1 (Memory Protection Battery - Replacable), FKIT (Fuse Assortment and Fuse Holder), one HDR-X(Heavy Duty Relay - Door), one MDR (Medium Duty Relay - Alarm). (Picture representative only). Must Be Certified To Purchase Hirsch Products Please log in to see price or purchase this item Request an account Line Comment Special Price