Ariic New 2.4G 30m Wireless Laser Barcode Scanner For Windows & Windows CE 6 weeks stand-by 2.4ghz wireless transmitter,distance up to more than 30 meters without obstacle Support Windows+Windows CE+Windows Mobile Processor:32 Digital,ARM+DSP Technology High Speed Scanner transmitting power only 1mW,no radiation&lt;br&gt; High sensitive, can read high density min 3mil Wireless+Wired USB dual use