FJM Securitys durable KeyGuard Electronic Key Cabinets are constructed entirely of heavy gauge steel, including the high capacity key hooks and continuous "piano" hinge. Mounting supplies and multi-colored key tags are included making it easy to install and easy to organize. Available in 48 and 122 key models, the cabinets are secured by the Combi-Cam E lock, an electronic lock with up to 10,000 possible combinations and an environmental friendly battery life of up to 10 years! The solid metal, Combi-Cam E provides instant audio feedback with the convenience of programmable keyless access and a managerial/master code for dual access flexibility. Open the electronic key cabinet any time a code is lost or forgotten and reset the combination.