-Wireless Transmitting Distance indoor 10-50m outdoor 100-150m -Infrared induction distance -Optical Source 650nm Visible red light diode -Image Resolution ≥3.5mil -Minimum Contrast ≥ 30% -Discrete 2 of 5 IATA,RSSvanrians,Codabar,chinese 2 of 5,Interleaved 2/5, -Interleaved 2 of 5, International general dimensional barcodes。" -Decoding Speed 100times/s -Barcode Sensitivity Tilt ±65° -Rotate ±42° -Deflection ±60° -Data Interface Port USB -Mechanical and Electric Performance -Size(Length x Width x Height) 159×65.5×85 mm -Weight (except cable) 165g -Indicator Siren and LED light -Battery Capacity 1800 mah