Electronic Keyless Lock Function Entry and Egress with Key Override Access Method Keypad Mounting Style Cylindrical Lock Material Zinc Alloy Finish Satin Chrome Series DL5200 Handle Type Lever Door Thickness 1-3/4 in Key Override Options Small Format Interchangeable Core Hand Nonhanded Outside Height 8 in Outside Width 3 1/4 in Outside Depth 3 1/2 in Power Source (5) AA Batteries Battery Life 100 000 Cycles Operating Temp Range -31 Degrees to 151 Degrees F Max User Codes 100