Description/ Technical Parameters：Sensor：Bright background,for totally resolving the issue of remaining fingerprints；Resolution factor： 560 dpi；Sensor resistance to destruction：4H pencil 20cm constant impact for 1000 times resulting in no destruction；Startup time：＜1s；Contrast：1:N； FRR：Less than or equal to 1%(≤1%)；FAR：Less than or equal to 0.0001%(≤0.0001%)；Angle of finger application：±60°；Fingerprint registration module：One time of registration producing one module；Fingerprint update：Fully automatic update technology；ingerprint template storage：Automatic storage of fingerprint template when batteries are changed；Max figerprint capacity： 150 fingerprints； Light interference：Protection against direct sunshine；Collector：Hard glass,nano-treated surface,extremely resistant to friction； Static power consumption：Less than 30uA； Dynamic power consumption：Working current between 150-300mA；Working voltage：Intemational standard batteries,4*1.5V alkaline batteries,DC6V；Service life of batteries：About 12 month in normal cases；Power supply： Batteries,plus extemal power supply；Password capacity：78；Spare voltage for working voltage：9V；Waming voltage：4.8V；Electrostatic resistance：＞15000V；Working temperature for fingerprint： -20℃～60℃；Working temperature for keypad：-30℃～70℃；Working humidity： 10%-97%；Storage temperature：-30℃～70℃；Password setting：Random combination；password length：8 digits；Spare power supply for working voltage：9V；Area of collection：18.2mm(L)X16mm(W).