Item Type: Barcode Scanner Material: ABS Model: U2-W Power: 1.60W (Working) / 0.40W (Standby) Resolution: 640 x 480 Pixels Scanning Angle: Rotation 360°, Tilt 60°, Deflection 60° Wireless Distance: 50-80 Meters Wireless Storage: 5000-20000 Items Trigger Mode: Manual Prompt Mode: Buzzer, Led Indicator Setting Method: Manual (Scan the Setting Barcode in Turn) Battery Type: Built-In 2000mah Lithium Battery Wireless Standby: About 30 Days Wireless Continuous Work: About 72 Hours 1D: For UPC-A/ UPC-E1/ UPC-E0/ EAN-13/ EAN-8/ CodeBar/ Interleaved 2 of 5/ Industrial 2 of 5/ Code 128/ Code 39/ Code 93/ Code 11/ RSS-14 2D: For PDF417/ MicroPDF417/ QR Code Resolution: 3.5mil (High Density Series), 1mil=0.0254mm Reading Depth of Field: 3.5 mil: Code128 (9 Characters) 15mm—35mm 5 mil: Code39 (20 Characters) 33mm—77mm 13 mil: UPC (12 Characters) 17mm—150mm 20 mil: Code39 (5 Ccharacters) 55mm—195mm 6.7 mil: PDF417 (20 Characters) 25mm—90mm 10 mil: DM (20 Characters) 15mm—115mm 20 mil: QR (20 Characters) 9mm—175mm Electromagnetic Compatibility: EN55022, EN55024 Electrical Safety: EN60950-1 Waterproof and Dustproof Sealing Grade: IP54 Earthquake Resistance: More Than 5 Times of Impact from a 1.5-Meter Drop to the Concrete Floor Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.