Al smart fingerprint algorithm,the fingerprint recognition is more accurate and fast The fingerprint identification area is added with grove guiding design ,which makes the hand fepel more comfortable Open the normally open mode, the door is unlocked,and the handle can be pressed directly to open the door without fingerprint password. It has the openning ability of anti magnetic and electric field technology to prevent coil from unlocking and effectively improve the safety of locks Prevent malicious pressing on the handle,damage the internal structure and prolong the service life of the motor, Manufacturer: CCZRD