Exell Battery Door Lock 6V 4-Cell Battery Pack Fits Saflok 54990 Replaces HTL1, 884955, EDL4AS, HTL17, IC, Interstate DRY5565, Passport, PMI54990, S54490, SL2500, System 5000 FAST USA SHIP Voltage: 6, Amperage: 1200mAh, Chemistry: Alkaline Width: 2.560, Height: 2.010 Exell Battery Hotel Door Lock Batteries