Youku M2 red light scanning gun Alipay scan code gun WeChat code payment image one-dimensional with line code scanner Recognizable minimum contrast: 25% reflection difference Storage humidity range: 10-95% non-condensing state Light source type: visible red light, wavelength 632nm+-3NM Ambient light intensity: 10000 LUX Bar code reading speed: 120 times / sec Interface type: usb interface, serial port, USB virtual serial port optional Drop-proof: can withstand 2 meters of free fall Host size: 165*80*100mm Waterproof and dustproof: in line with IP54 standard Operating temperature range: -20-60 degrees Celsius Working voltage: 5V ± 0.25V Storage temperature range: -40-85 ° C Working current: 100MA Operating humidity range: 10-95% non-condensing state Electromagnetic compatibility: CE&FCC DOC COMPLIANCE Tip: buzzer sounds prompt and red and blue bi-color light tips: red light prompt power / blue light prompt decoding successful, tone can be customized
