DS-K1F820-F

Fingerprint Enrollment Scanner Fingerprint Template Size:256 × 288 (pixel), Fingerprint Module: Optical, Red Backlight, Resolution:508 dpi, USB2.0, Working Voltage: 5 VDC, 200mA Dimensions (L×W×H): 100mm × 48mm × 35mm (3.9” × 1.9” × 1.4”),Working Humidity: 20% to 80% (Non-Condensing),Working Temperature : -30°C to +70°C (-22°F to 158°F)