Door Stopper -Fingerprint Reader Generic Brand Highlights Fingerprint Reader Description: Optical fingerprint scanning technology ensures superior product image quality and reliability. High-performance, maintenance-free optical fingerprint sensor. Download fingerprint images to personal computer via USB port. Removable weighted stand and high-speed USB interface. Applications for desktop PC security, laptops, custom applications, home and office applications. SDK available for secondary development. Specification: Material: Plastic Color: Black Size: Approx. 79.8x49x65.5mm / 3.14x1.93x2.58inch Pixel resolution: 500 dpi Power supply voltage: 5.0V +/- .25V provided by USB Power supply Scanning current: 170 mA (typ). Supply current standby mode: 120mA (typ.) Supply current suspend mode: 2mA (max.) ESD susceptibility: >15KV Image data: 8-bit grayscale Temperature, operation : 5- 35C Humidity, operating: 20% - 80% non-condensing Temperature, storage: -10- 60C Humidity, Storage: 20Percent - 90Percent non-condensing Compliance with standards: FCC Class B, CE, VCCI Package includes: Sensor 1 Piece USB Footprint CD Drive 1 Piece Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.