LOCDOWN Electronic Lock,Brushed Chrome,12 Button

Electronic Keyless Lock; Function Entry with Key Override; Access Method Proximity; Mounting Style Mortise; Lock Material Zinc Alloy; Finish Satin Chrome; Series PDL3000; Handle Type Lever; Door Thickness 1-3/8 in to 1-7/8 in; Key Override Options Schlage C Keyway; Hand Left; Outside Height 8 in; Outside Width 3 1/4 in; Outside Depth 2 9/16 in; Keypad Material Metal; Power Source (5) AA Batteries; Battery Life 75;000 Cycles; Operating Temp. Range -31 Degrees to 151 Degrees F