XIANQI performance parameters. Light source type: visible laser diode, wavelength 650nm CPU: 32-bit ARM. Scanning Mode: Image Scanning. Decoding speed: 290±2 times per second. Scanning accuracy: 4mil (0.10mm), 3mil (0.0726mm) Scanning width: 30mm@scanner window, 220mm@200mm Scanning depth of field: 0-700mm. Scanning angle: Rotation angle ±30°Elevation angle ±65°Declination angle ±60°Support interface: RS232, PS2 keyboard, USB and other interfaces Bit error rate: 1//50 million. Scanning mode: manual trigger/continuous scan. Physical parameters: Material: PC+ABS Voltage: 5V. Working current: 85mA. Quiescent current: 36mA. Dimensions: length*width*height 168.8mm*69.5mm*99.5mm Laser safety: In line with national-level laser safety standards. Shock resistance: can withstand multiple 3 meters free fall Package level: IP54. Quantity delivered: 1 piece.