It Is A Fingerprint Recognition Control Panel.It Can Input 10 Administrator Fingerprints and 90 Ordinary User Fingerprints,and Can Freely Choose the Relay Output Working Mode (jog/self-locking,delay).It Is Suitable For Access Control,car Control and More. | It Supports 100 Fingerprint Storage.It Has Strong Anti-interference Ability and more Stable Performance.It Has An LED Indicator,which Can Be Used to Understand the Working Status of the Product By Observing the Indicator.It Has Fast Identification and High Security,and Is Widely Used in Smart Door Locks,drawer Locks,identification,embedded Biological Touch and Other Fields. | LED Work Indicator Identification:The Working Indicator Is Always on to Indicate that the Relay Is On,and It Is Always Off to Indicate that the Relay Is Off.The Working Indicator Flashes 2 Times in A Row,indicating that the Fingerprint Verification Fails.The Working Indicator Flashes Continuously For 5 Times to Indicate that the Fingerprint Has Been Cleared. | Explanation Of Fingerprint Status (fingerprint Head Indicator):The Red Light Is On:no Fingerprint Status in Standby/authentication of User Or Administrator Failed.The Blue Light Is On:there Is A Fingerprint Status in Standby / When the Fingerprint Is Entered,it Means the Acquisition Is Successful.The Green Light Is On:the Unlock Verification Is Successful / When the Fingerprint Is Entered,the Entry Is Successful / When the Fingerprint Is Deleted,the Administrator Is Successfully Verified. | Guarantee: Any Questions Or Concerns, Please Feel Free to Contact Us so We Can Do Our Best to Solve It. We Will Strive to Provide the Highest Quality Service For You.