KNOBWELL Keyless Entry Door Lock, 4 in 1 Smart Fingerprint Door Lock, Keypad Deadbolt

WELCOME TO KNOBWELL: KNOBWELL has been specializing in door hardware for 10 years. With professional manufacturing lines and robust quality control system. We can provide high-quality products and a satisfied shopping experience for our customers. Products Outstanding Functions: Diversified Unlock Permissions, grant specific permissions according to usage scenarios.Automatic LockingAdjustable Lock SoundMonitor Activity RemotelyManage Access Real TimeAnti-peep PasscodeSystem Locked Automatically for SecuritySecure Lock, press the Secure Lock Button for 3 seconds to activate Secure Mode.Unlock your Smart Lock using a portable battery when it is out of power.Low Battery WarningWith an IP65 waterproof rating, Smart Lock built to withstand low and high temperature (-4°F～158°F)