1Photoelectric Conversion Technology: Using advanced photoelectric conversion technology, coupled with two way communication and real time error correction feedback, it can complete the reading of various commonly used one dimensional code. 2High Speed Decoding: High speed decoding, responsive. The reading distance can be as high as 20cm, which can quickly read the information in the barcode. 3Fast Reading: Faster reading and more efficient operation. It can be used in different lighting environments and has strong applicability. 4Support Functions: support the reading of paper barcodes and reverse color barcodes, support the reading of non standard barcodes such as printing distortion, wrinkle damage, etc., and support the reading of screen code. 5IP54 Waterproof: The dustproof and waterproof grade is IP54, and it can withstand the impact of falling to the concrete floor from a height of 5 meters. It is ergonomically designed and feels comfortable.