Door Lock Battery Pack Fits Brand Alarm Lock/Trilogy Voltage - Batteries 7V DC Capacity - Batteries 2 200 mAh Fits Model ETDL ETPDL Battery Chemistry Alkaline Height 3.125 in Width 2.5 in Depth 0.75 in Number of Cells - Battery 5 Max Operating Temp 150 Degrees F Min Operating Temp 30 Degrees F Terminal Type - Batteries Wire Leads