Connection: USB 2.0 Supported OS: Microsoft Windows (32-bit and 64-bit) Linux x86 (32-bit and 64-bit) ARM Linux (32-bit and 64-bit) Android Resolution: 512 ppi Image capture area (Platen size): 15 x 18 mm (0.6′′ x 0.7′′) Sensor type: Optical Illumination: Blue LEDs Device size: 65 x 36 x 16 mm (2.6′′ x 1.4′′ x 0.6′′) Operating temperature: 0°C ~ +40°C Operating humidity: 20-80 % (non-condensing)