Your Finger is the Key: Smart Lock recognizes your fingerprint in just 0.3 seconds and unlocks your door in 1 second—it’s faster than fumbling for your keys. Control From Anywhere: With its all-new Wi-Fi connectivity, you can control Smart Lock from absolutely anywhere via the eufy Security app. Always Has Your Back: Even when you’re in a hurry, Smart Lock is ready to protect your home. A built-in sensor detects when your door is closed and locks it automatically behind you, every time. Multiple Ways to Unlock: Open Smart Lock using your fingerprint, with your phone via the eufy Security app, or by using the keypad or key. Built to Last: With a sturdy zinc alloy and stainless steel frame, Smart Lock is tested to handle the comings and goings of a busy household for over 30 years. The IP65 rating ensures that come rain or shine, your front door is protected.