Lockly Flex Touch Fingerprint Deadbolt, Bluetooth Smart Lock, Keyless Entry Door Lock, Satin Nickel, Keyless Entry Deadbolt: Flex Touch smart lock has 3 ways to unlock your door, Fingerprint + App + Key. Perfect for home, office, back doors, garage, workspaces and more, making your door lock smarter, more secure and way more convenient., Advanced 3D Fingerprint Sensor: Recognizes your fingerprint in just 0.5 seconds, learns and improves response rate with each fingerprint, unlocks your door in 1 second. It's faster than fumbling for your keys., Manage Access and Monitor Activity: lock/unlock and manage your door access with your smart phone. Monitor open/closed door status with real-time alerts sent to your smart phone., Remote Control + Voice control: When paired with Secure Link Wi-Fi hub (optional. sold separately), you can lock, unlock, access logs and more from anywhere. Pairs seamlessly with Alexa and Google, provides the most convenient experience by simply asking your smart speaker to lock or unlock our lock., Long-Lasting Power: powered by 4 AA batteries (included), the Lockly secure smart lock lasts up to 1-year on normal use, low battery warning can be viewed on your app, all mounting hardware included., ,