... deya electronicElectronic, didgital, keypin, card swipe, biometric,optics fingerprint readers/sensorDeya series of stand-alone fingerprint identification ... namely, 57600bps) working environment: Temperature: -20 ° C to +40 ° C Relative Humidity: 40% RH -85% RH (non- ... condensing) Storage Environment: Temperature: -40 ° C to +85 ° C Relative humidity: <85% H (non-condensing) Dimensions: ...