Hardware connection:Module via a serial communication interface, directly with 3.3V or 5V power microcontroller communication: Module data transmission feet (2Foot TD) connected to the data bit machine receiving end (RXD), data receiver module feet (3 feet RD) connected to the data sender bit machine (TXD).For the -232 level (for example: PC machine) for PC communication, increase the level conversion between the module and the host computerApplication:ComputerCondition:NewType:Logic ICsDissipation Power:7.2WModel Number:FPM10ASupply voltage: DC 3.6 ~ 6.0V / 3.3V SupplyingSupply Current: Current: Less than 120mA current: Less than 140mAFingerprint image time: Less than 1.0 secondsWindow size: 14 x 18 mmMatching mode: Match mode (1:1)Search mode (1: N)Signature File: 256 bytesTemplate files: 512 bytesStorage capacity: max 200Safety level: five (from low to high: 1,2,3,4,5)False Accept Rate (FAR): Less than 0.001% (security level 3)False Reject Rate (FRR): Less than 1.0% (security level 3)Search time: Less than 1.0 seconds (1:500, the mean)PC Interface: UART (TTL logic level) or USB2.0 / USB1.1Communication baud rate (UART): (9600 x N) 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: Less than 85% H (non-condensing)Dimensions (L x W x H):Split: Fingerprint sensor: 56 x 20 x 21.5mmOne: 56 x 20 x 21.5mmCircuitry (e.g.: MAX232 circuit)colour:blackMaterial:Metal +pcPackage Contents:1 * Fingerprint reader Sensor ModuleOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.