Wireless 2D 1D Barcode Scanner BT 2.4G USB Wired Connection High Speed Scanning with OLED Display for Paper and Screen Codes Reader Compatible for Win for Android Specification: Model: W2-L Scan mode: Key trigger/auto sensing/continuous scanning Communication interface: USB keyboard/USB-COM virtual serial port Wireless communication distance: Wireless 2.4G: 0-80m (open environment); BT: 0-2 0 m(open environment). Prompt mode: Buzzer, LED light, vibration motor How it is set up: Manually scan the setting code in turn and press the key to set Housing material: ABS+PC Cable standard: USB 1m Exterior size: 157mm×70mm×112mm(product);128 mm×81 mm×89mm(pedestal) Weight: 179.2g (net weight). Sensors: 300,000 All Stations CMOS Resolution: 640x480 Light source: White LED Scan angle: ± 60°, ±60°, 360° (elevation, declination, rotation). Scan rate: 120 fps Field of view: 48° (H) x 30° (V) Printing contrast: Minimum 15%. Decoding kind 1D: EAN- 13, EAN 8, UPC A, UPC E, ISSN, ISBN, CodaBar, Code 128, Code93, Interleaved 2 of 5, Industrial 2 of 5, GS1 Databar(RSS) , Code 39, Code 11, MSI Plessey，etc 2D: QR Code, DM, PDF417, Micro QR, Aztec, etc., support mobile screen reading Minimum resolution: 1D code 3MIL; QR code 5MIL  Input voltage: DC 5V±10% Current Working: 350 mAh; Standby: 130 mAh Battery: 2000mAh lithium ion battery Charging time: 4 hours Battery life: 10 days (standby), 24 hours (working: scan every 5 seconds).