Welcome to our store! 1,A revolutionary intelligent door lock, it can be accessed through biometric fingerprint identification. 2,Easy to install, it can be installed on your door in about 5 minutes with a screwdriver. Suitable for most single cylinder door lock left - right door. 3,Add or delete users at any time, up to 40 users can be added. 4,It uses semiconductor biometric fingerprint technology, which can provide the highest security. This digital door lock is made of weatherproof zinc alloy, which can withstand various elements. 5,Once you place your finger on the fingerprint scanner, the fingerprint scanner wakes up automatically. A seamless action lets you wake up the lock, read the fingerprint, and unlock the door. The whole unlock action only takes 1 second. It can automatically re-lock your door and make your home safer. 6,It uses a built-in lithium battery. Charge for 30 minutes, work for 1 year. (USB charging port is located on the external control lever) 7,It can replace the standard single cylinder American door lock, suitable for the left and right, both inside and outside. Adjustable single latch, size between 60mm and 70mm. Door thickness is suitable for 35-55mm. <div class="wang-edit-text">Condition: Item Type: Fingerprint Door Lock Material: Zinc Alloy Fingerprint Reader: FPC Semiconductor Fingerprint Identification Fingerprint Technology: AI Memory Self-Learning Algorithm Rejection Rate: ≤0.1 percent Fingerprint Capacity: 40 Power Input: 6V Standby Time: 500 Days Opening Times: More than 5,000 Times Opening Speed: ≤0.5s Antistatic: 8KV-15KV Applicable Door Thickness: Approx. 35-60mm or 1.4-2.4in Single latch center distance size: Approx. 60-70mm or 2.3-2.7in (adjustable) <style> .wang-edit-text{ font-family:'Arial' !important } .wang-edit-text table { border-top: 1px solid 000 border-left: 1px solid 000 } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000 border-right: 1px solid 000 padding: 3px 5px } .wang-edit-text table th { text-align: center }< or style> 1 x Fingerprint Lock Front Panel 1 x Rear Panel 1 x Single Bars 1 x Instruction 1 x Install Accessories Kit Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.