This reader is made of , which can withstand use. Features the ABS material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color: Black -Material: ABS -Size: 16.50X11.50X7.00cm/6.48X4.52X2.75in (scanner) 26x18.4x13.2cm/10.23x7.24x5.19in (after assembling) - Special design and it is in fine craftsmanship. It is the best replacement for your old, broken one. - Has unique decode technology, can decode common one-dimensional code and two-dimensional code accurately and quickly. - Can be used to scan barcode on phone, tablet and computer screen, and payment. - Anti-shock and drop-proof: it can withstand free fall from up to 2m, still work normally after the drop. - Widely used in grocery stores, supermarkets, chain stores, physical distribution, clothing stores, etc. Specification Light source: 650nm Decode speed: 290+/-2 times/second Scanning precision: 4mil(0.10mm), 3mil(0.0726mm) Scanning width: 30mm@scanner window, 220mm@200mm Scanning depth: 0-700mm Scanning angle: rotation angle: +/-30 degree, pitch angle: +/-65 degree, drift angle: +/-60 degree Error: 1/50000000 Voltage: 5V Working : 85mA Static : 36mA Package list: 1 x barcode scanner 1 x holder bracket 1 x scanner bracket 1 x bracket inner tube 1 x external tube