Air Cooled, 4 strike, OHV, Gasoline Generator Rated Power is From 1000w to 5000w Adopt brush, AVR and carbon brush voltage adjustor device making the voltage stay in more stable condition, makeing the alternator more steady-going and reliable. DC output an double voltage output wiil be offered as request. 4-stroke gasoline generators with the device of auto reducing valve machine and Non-contract transistorized ignition canb be done by your easy pulling. They possess the feature of starting fast, runing steadily and reliable, shocking slightly, can save the time and moey of maintain and mending for you.