Door Lock Battery Pack Fits Brand Saflok Voltage - Batteries 6V DC Capacity - Batteries 2 900 mAh Battery Cross-Reference 50800LB 885008 ELS5 HTL-3 HTL-5 S7400-12 Fits Model S7400-12 Battery Chemistry Alkaline Height 2 in Width 2.2 in Depth 0.6 in Number of Cells - Battery 4 Max Operating Temp 130 Degrees F Min Operating Temp 0 Degrees F Terminal Type - Batteries Wire Leads Standards ANSI CE ISO9001 RoHS