Kaba E-Plex Electronic Keyless Lock, Kaba Cylinder (Schlage"C" Keyway) Included, Satin Chrome Finish Non-handed, works for Right Hand and Left Hand Doors Cylindrical Latch with 3-hour UL/ULC fire rating Powered by 3 AA Batteries - provides up to 100,000 cycles Lock is easily programmed via keypad or with optional Eplex Software Heavy Duty Commercial Grade 1 Lockset with ADA Lever