FlashTree FPM10A Optical Fingerprint Reader Module TTL Serial Red Light for Arduino UNO R3 Mega 2560 STM32 4pins

? Supply voltage: DC 3.6 ~ 6.0V / DC +5V Supplying ? Supply Current: Current: <120mA ? Peak current: <140mA ? Fingerprint image time: <1.0 seconds ? Window size: 14 ? 18 mm ? Matching mode: Match mode (1:1) ? Search mode (1: N) ? Signature File: 256 bytes ? Template files: 512 bytes ? Storage capacity: 1,000 ? Safety level: five (from low to high: 1,2,3,4,5) ? False Accept Rate (FAR): <0.001% (security level 3) ? False Reject Rate (FRR): <1.0% (security level 3) ? Search time: <1.0 seconds (1:500, the mean) ? PC Interface: UART (TTL logic level) ? Communication baud rate (UART): (9600 ? N) bps where ? N = 1 ~ 12 (default value N = 6, ie 57600bps) ? Working environment: ? Temperature: -20 ? - +50 ? ? Relative Humidity: 40% RH-85% RH (non-condensing) ? Storage environment: ? Temperature: -40 ? - +85 ? ? Relative humidity: <85% H (non-condensing) ? Dimensions (L ? W ? H): ? Split: Fingerprint sensor: 56 ? 20 ? 21.5mm ? One: 56 ? 20 ? 21.5mm