JCF3248 Electronic Smart Deadbolt lock Advantages:
【Keyless Entry Door Lock】 5-in-1 Keyless Entry automated door locks, APP+Fingerprint+Card+Password+Key;
【Auto Lock Deadbolt】 The smart door lock set out to provide extra home security with auto lock (Customize) to keep your house safe.
【Security Anti-Peeping Door Lock】 Enter any random digits before or after the correct password, effectively prevent other swatching to steal password.
【Alarm Digital Doo lock】 Powered by 4pcs AA batteries. When the battery is almost exhausted, the lock will sound an alarm.
【Easy Installation】 With the detailed manual, about 30 minutes to complete the installation, no need for a professional locksmith, no need to connect any wires. very easy to operate