Features: CMOS image sensor.No driver, plug and play. Wide angle lens design, scans a large area. Effectively scans barcodes in sensitive lighting conditions, including through glass/plastic, in bright sunlight, in dark environments, or on curved/reflective surfaces. Super scanning and decoding ability, can read incomplete and fuzzy codes. Scanner reads 2D barcodes printed on labels or displayed on device screens Application fields: Electronic tickets/coupons, mobile marketing and office automation, kiosks, equipment, the series fixed mount barcode scanner is able to read barcodes from paper and mobile phones. The connecting cable of the RS232 module is connected to the module and cannot be pulled out. The interface is RS232. Material: plastic colour: white Package Contents: 4 x Scanner Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.