I never got to install my solar panels, so I never used it. My loss is your gain! Power jack grid tie inverter is designed for small solar panel & wind energy market, it’s suitable for family enengy system. This inverter can directly use solar panel, wind charger through inverter to home grid. Easy to installation, just need solar panel, wind turbine, grid tie inverter, then directly can put into home grid. Island protection power jack grid tie inverter has 3 greens light, when the charge function is normal, then this 3 lights will turn on, but if there is not dc sources(like in the night, no sun shine or raining day), the red led light will turn on, the inverter will stop working, in this moment, the inverter will close the door, the home grid power will not back to inverter. AC source, we have a special design for AC SOURCE, when you use solar or wind to our grid tie, in this moment, you can directly have ac power to put your appliance at the same time, but you need to connect the home grid power first. The item “2500W Grid Tie Inverter DC 28-55V to AC 110V” is in sale since Sunday, September 25, 2016. This item is in the category “Home & Garden\Home Improvement\Electrical & Solar\Alternative & Solar Energy\Chargers & Inverters”. The seller is “geot58″ and is located in Huntersville, North Carolina. This item can be shipped to United States, to Canada, to United Kingdom, DK, RO, SK, BG, CZ, FI, HU, LV, LT, MT, EE, to Australia, GR, PT, CY, SI, to Japan, to China, SE, KR, ID, to Taiwan, to Belgium, to France, to Hong Kong, to Ireland, to Netherlands, PL, to Spain, to Italy, to Germany, to Austria, RU, IL, to New Zealand, PH, SG, to Switzerland, NO, SA, UA, AE, QA, KW, BH, HR, MY, BR, CL, CO, CR, PA, TT, GT, HN, JM.