1) famous brand engine generators 2)Professional test 3)8 hours base fuel tank 4) ... voltage≥95%-105Steady voltage≤±1Insulation degreeH degreeExclosure degreeIP23 Control Panel1. Key switch (manual type) control panel Shock resist is fitted between ... thermometer,Oil pressure gauge,Hour meter.2. Control partsStart/stop key switch, start button, emergency stop button, voltage regulationresistance, speed ...