Fingerprint sensor: Optical sensor Sensor resolution: 500 dpi Antistrike ability of sensor surface: Remain good condition after being jabbed with a 4H pencil at a 20cm's distance. Authentication speed: <1 second Authentication methods:1:N or 1:1 FAR: <=0.0001% FRR: <=1% Fingerprint scanning: Once to get one fingerprint template Fingerprint template saved: All enrolled fingerprint template will be saved while replacing the batteries User capacity:120max Light jam: Sunlight resistable Sensor surface: ptical glass with PVD coated Operating voltage: AA alkaline batteries, DC 4.5~6.0v Battery life: Approx 12 months Static consumption: <=8uA Dynamic consumption:<=120mA