Designed in the USA the Bio Axxis PCL-1 PIN Code Door Lock uses a PIN code instead of a key to unlock the door & has been exclusively tested & developed for Bio Axxis. Made from hardened Zinc Alloy this lock is insurance approved & will withstand attack. Its especially useful for secure zones which require multiple persons to access them as well as for home owners who want the added convenience of not needing to use a key for entry. Brushed Nickel finish For right hand door use. Up to ten sets individual PIN codes. Two master PIN codes. One digit up to 10 digits long PIN code. Zinc Alloy material. Sliding weather cover. Fully resistant to rain snow temperature extremes humidity & dust. Night view light on the keypad. Work with multi-latch mortise or ANSI Grade 2 dead latch. Battery-supported operations with low battery alert. Easy to install. Easy to program & operate. Elegant & contemporary appearance. Two Year Warranty.