... Codes Code 39,Code 128,Codabar,UPC,EAN,Interleaved 2 of 5,Reduced Space Symbology,Code 93,CodablockPostal Codes Postnet ( ... broadcastPower Supply Extra battery (optional) 12V20000mAhLithium polymer rechargeable batteryExternal Power Supply Input AC100~240V,50~60HzProtection: thermal overload protection, ... .5)Development Equipment Visual Studio 2005,Visual Studio 2008 solar power car parking monitor