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