... : Class HProtection: IP21~IP23Voltage regulation: AVR automatic controlAltitude above sea level: ≤1000 metersAmbient air temperature: ≤40°CRelative air humidity: ≤ 90% Engine ... meter, ampere meter,water temperature gauge, oil temperature gauge, oil pressure gauge, AMF control module,oil level indicator, emergency button,preheating button, battery voltage ...