Introducing the Thumbprint Door Knob, the latest breakthrough in door security technology from Rixiang Technology Co. Ltd. As the leading OEM, Manufacturer, Supplier and Factory in the security industry, we understand the importance of keeping you and your family safe. That's why we've developed a state-of-the-art door knob that incorporates a biometric thumbprint scanner for added security. This innovative door knob is simple to install, and once fitted, it allows access to authorized individuals only. Its unique thumbprint scanner ensures that only registered users can access the premises. The Thumbprint Door Knob is also equipped with sturdy anti-tampering features, providing an extra layer of security. From homeowners to businesses, the Thumbprint Door Knob provides a level of protection like no other, giving you peace of mind even in the most challenging security situations. At Rixiang Technology Co., Ltd., we're committed to delivering the highest quality products, and the Thumbprint Door Knob is no exception. Order now and experience unparalleled security in the palm of your hand.