DESLOC C100-W Smart Door Lock with Display,Keyless Entry Door Lock,Keypad Deadbolt for Front Door,Electronic Smart Lock,1-Year Battery Life,Auto Lock,100 User Codes,Easy Installation–Black

Secure Keyless Entry with Multiple PIN Codes: Store up to 100 user PIN codes plus 4 one-time temporary codes for family, guests, Airbnb, office staff, or deliveries. Fully keyless access for flexible everyday use.Backlit Keypad Display for Easy Night Access: Bright illuminated keypad ensures clear visibility and smooth PIN entry in both daytime and low-light conditions, improving convenience and usability.Smart Auto-Locking Function: Adjustable auto-lock timer from 5–120 seconds helps ensure doors are never accidentally left unlocked, improving home and rental security automatically.High Security & Weather Protection: BHMA Grade 3 certified deadbolt with reinforced lock cylinder, anti-peeping PIN protection, and IP54 weather-resistant design. Local data storage with no Wi-Fi or app required for reduced hacking risk.12-Month Battery Life & Emergency Power Backup: Powered by 4 AA batteries (not included) with low-battery alerts. Includes Type-C emergency power port for temporary power via power bank when batteries are depleted. Easy DIY Installation: Fits most standard US doors with adjustable 2-3/8" or 2-3/4" backset and supports both left- and right-handed doors. Quick installation using only a screwdriver.