Features 1??Made of high quality zinc alloy, more durable and reliable to use. The surface is frosted, with modern, simple and beautiful appearance. 2??Can use fingerprint, card, password and mechanical key to unlock the door. 3??Adding and deleting users with number?based management, easy and convenient to operate. 4??Virtual password input with anti?monitoring function. If your correct door opening password is 123456, inputting 00000+123456+000 can also open the door. 5??Double?tongue lock body, Lock body oblique tongue automatic lock, square tongue to achieve double lock by uplifting. Specification For the security and modern management needs of residential, office and intelligent communities, we have introduced fingerprint + card + password + key door lock. It adopts advanced fingerprint recognition, non-contact card and password as the opening key, and has a variety of door opening modes to choose from, which is more flexible, convenient and safer. Features: Made of high quality zinc alloy, more durable and reliable to use. The surface is frosted, with modern, simple and beautiful appearance. Can use fingerprint, card, password and mechanical key to unlock the door. Adding and deleting users with number-based management, easy and convenient to operate. Virtual password input with anti-monitoring function. If your correct door opening password is 123456, inputting 00000+123456+000 can also open the door. Double-tongue lock body, Lock body oblique tongue automatic lock, square tongue to achieve double lock by uplifting. Left door/right door can change the handle direction by itself Door lock modules are processed with waterproof, moisture-proof and mildew-proof. Having passed the test of high temperature, vibration, aging, and others, to adapt to harsh environments. Powered by 4xAAA batteries. Low power design, with 1 year normal battery life. Low battery alarm function, you can replace batteries easily. Specification: Material: Metal Color: Black Power Supply: 4 AAA batteries (not included) Typical Quiescent Current: <50 microamps (battery life can exceed one year) Working Current: <180 mA (strong driving ability) Door Opening Mode: Fingerprint + password + credit card + mechanical key Opening Direction: Left opening / right opening can be replaced by itself Number of Fingerprints Opened: ??99 Number of Cards: ??99 Number of Open Passwords: ??99 Rejection Rate: ??0.1% False Rate: ??0.00004% Working Temperature: -25 ?? C - 60 ?? C Relative Humidity: 20% -90% Handle Length: Approx. 135mm/5.3in Lock body: Approx. 240x60x21mm/9.4x2.4x0.8in Lock Height: Approx. 70mm/2.8in Suitable for wooden doors of 3-7cm thickness Package List: 1 x Door Lock 1 x Lock Core(with Metal Guard Panel ) 2 x Key 2 x Mini Induction Card 1 x Manual 1 x Pack of Screws 1 x Installation Accessory Package Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. The product does not support wifi and mobile app program connection, please note before purchase.