Signature file: 256 bytes Template files: 512 bytes Supply voltage: DC 3.6 ~ 6.0 V / 3.3 V Supply current: < 120 mA Peak current: < 140mA Window size: 14 ╳ 18 mm Temperature: -40 ℃ - 85 ℃ Fingerprint image time: < 1.0 seconds Matching mode: Match mode (1 : 1) Storage capacity: max 200Temperature: -20 ℃ - 50 ℃ Relative Humidity: 40% RH-85% RH (non-condensing) Relative humidity: < 85% H (non-condensing) Dimensions (L ╳ W ╳ H): 56 ╳ 20 ╳ 21.5 mm 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, mean) PC interface: UART (TTL logic level) or USB2.0 / USB1.1 Communication baud rate (UART): (9600 ╳ N) bps where N = 1 ~ 12 (default value N = 6, ie 57600bps)