... H/H *Protection Grade: IP21-23 Engine SpecificationWater-Cooled, Four-Stoke, Wet Cylinder Liner, Direct Injection, Turbo ... and connecting wires, operation manual and document Standard Accessories of Open Type: Intelligence control panel, water heater, oil-water ... switch (ATS) panel, automatic remote control panel, oil-water separator, intelligent battery charger, sound-resistant canopy, weather ...