Overview: Manufacturer's product descriptions: USB (Universal Serial Bus) Bar Code Scanner (Acan CCD 8100) Reliable LED CCD technology Plug & Play -- easy to install Lightweight Suitable for multiple applications Large barcode format support Interface Type: USB (Universal Serial Bus) (power & data) Notifications: Beep, LED Operating Temperature: 0ºC to 40ºC Contrast: 25% minimum reflectance difference Specifications: Dimensions: 6.77 in x 3.31 in x 0.79 in Weight: 13.16