... occasion, such as in cars,in trucks,at boat,with solar system,and so on . It can drive many equipments ,for ... ,etc.500W: Home stereo ,Blender ,Fan ,etc.1000W: Coffee maker, portable vacuum ,etc.2000W:Fridge ,Reversible Drill, washing-machine ,etc.3000W ... circuitRed LED light, Automatic recovery, AlarmInput transpositionDiode or MOSFETWorking Temperature-10°C- +50 °C Storage Temperature-30 °C - +70 °C ...