H29100 series is a handheld barcode readers, specially designed for reading ” hard to read” barcode direct part mark(DPM) codes, equipped with advanced self-developed decoding algorithms and optics, provide higher accuracy decoging ability. It can read (DPM) codes in min size 2x2mm. Have high reading rate of (DPM) codes on different metal surfaces: such as texture, curved, casting or high reflection surfaces.