modelCJ930CJ930ICJ930IIpowerDC12V/DC24V(-10% +30%)average currentDC12VA(DC12V):< 4.5AB(DC6V):< 2.5AA(DC12V):< 3.0AB(DC6V):< 2.0AA(DC12V):< 4.0AB(DC6V):< 2.5ADC24VA(DC24V):< 2.5AB(DC12V):< 1.5AA(DC24V):< 1.9AB(DC12V):< 1.0A AA(DC24V):< 2.5AB(DC12V):< 1.5 Acolorred/yellow/red&blueworkVariety program controlsiren100W(can choose)Environmental temperature-30°C +50°C