Electronic Keyless Lock, For Use With Lockers and Cabinets, Access Method Keypad, Usage Security, Handle Type Thumb Turn, Door Thickness 0.25 in to 1 in, Lock Material Zinc Alloy, Finish Powder Coated, Series KL1000, Hand Non-Handed, Outside Height 1.31 in, Outside Depth 1.13 in, Outside Width 5.38 in, Keypad Material Rubber, Number of Keys on Keypad 11, Timed Entry Allowance 5 sec, Features Access Methods and Multiple Functions, Advanced Programming Capabilities, Power Source 2 AAA Batteries