... oil protection, large fule tank, stable quality. ATS, digital control panel, alarming system silent generator, power generator, generatorMODEL: KDG6000SERated frequency(hz):50 ... DC Output(v/a): 12/8.3(single)Start system: electric starterFuel tank capacity(l):15Operating hour(h): 6 ... CERTIFICATIONADDITIONAL FUNTION: AUTOMATICAL SWICH/ATS AUTOMATICAL SWICH/ATS OR DIGITAL CONTROL PANEL generator set