... panel ,mounting 3. fast delivery time in 7day 3kw off grid solar system from Qingdao allrun new energy co,, ltd Solar Cell ... toolsAC output-A50/60HzInverted output of standard electricity waveRated output power 1500W for group-adaptive loadse.g.: lights, TV, ... output-B50/60Hzinverted output of pure electricity waveRated output power 1500W for geist electrical machines loadse.g.:fridges,electrical ...