Never worry about getting locked out of your home again! The BD1-XL biometric deadbolt is a stylish approach for securing your home or office using a keyless, fingerprint recognition technology for fast entry and excellent security. The BD1 Series of keyless fingerprint access (Biometric) deadbolt lock works with your fingerprint, making it convenient and easy to get in to your home or office. The deadbolt opens in a second and includes a tamper proof impact alarm. Easy to add and delete users, no more giving out copies of your key or codes. The BD1 Series is winner of CES Design Honors and named Best Fingerprint Door Lock by Good Housekeeping Research. Holds 30 fingerprints. Latch Type: ANSI Grade 3 deadbolt, Kwikset KW1 keyway and fits either left or right handed doors. Weatherproof designed for outdoor in temperatures -30 F to 150 F. Includes a Two Year warranty