... the hard steel material, appearance is extremely elegant, the output images up to 700dpi, is a superior performance compared ... .Support JAVA development tools . Driver support Windows98, Me, NT4.0, 2000, XP, Vista, Windows Sever 2000,2003,2008The environment ... parameters: . Supply voltage: 5.0V + /-0.25V USB offers . Intake fingerprint: 190mA (typical) . Idle: 140mA ...