1.ce 2.factory 3.modified sine wave 4.Overload protection 5.DC12/24V to AC110/220V,60/50Hz 3000w with ce certificate DC12/24V to AC110/220V power inverterDC12/24V to AC110/220V power inverter 3000w with ce certificate This is new for busines,travelling,outdoor area working with your 250mAh battery;otherwise,connect the inverter to the AC power,charging to your battery easily.Specifications: ...