... electric tools, sartorius, TV, DVD, VCD, washing machine, oil and smoke pumping machine, refrigerator, video, massager, fan, light etc.5kw1 ... electric tools, sartorius, TV, DVD, VCD, washing machine, oil and smoke pumping machine, refrigerator, video, massager, fan, light etc.Technical ... is low or high as the battery capacity. UPS power inverter --solar power ,low frequency inverter , pure sine wave