quiet generator 4-Stroke OHV petrol Engine Optional. Automatic circuit protection CE,ROSH,UL,EPA,CARB,SONCAP,SASO ... . Operating (HRS)10hOperating Noise Level (dB)68dBAutomatic circuit protection deviceYEngine oil level warning alarmYAutomatic Voltage Regulation Benefits1. Rubber ... absorber at the back of the motor, effective protection from transport damage2. Gasoline type and volume clearly marked ...