Smart Electronic Door Lock With 6 Different Ways to Unlock

If you're looking for advanced security technology and the assurance of knowing that your home is secure, then this smart door lock is the perfect choice.   Provides an array of ways to unlock; including Fingerprint, Password, IC Card, Mechanical Key and APP. Solid alloy material provides superior strength—ensuring your home and family are safe from any potential intruder. Indoor double lock knob for even more protection. Emergency power supply in case the power goes out, along with a low battery warning which lets you know when you'll need to recharge and one full charge can last approximately three months. This lock is compatible with a number of door types including Wooden door, stainless steel door, bronze door, Double door and Old-fashioned security doors. English Voice and menu with query unlock records in the lock left open & right open capabilities.