Only used a couple months. Works great for 24v panels. I had 4 Trina solar 265 watt 24v panels pushing thru and got an output of around 825 watts of 120v power thru kill a watt meter. Does have scratching on the mounts from me sliding into place. This is for usa 110v-120v 60hz. Output and 24v panel input. This will accept up to 4 – 300w. The item “1200W grid tie micro inverter waterproofwith 110v usa plug mppt pure sine wave” is in sale since Saturday, January 30, 2016. This item is in the category “Home & Garden\Home Improvement\Electrical & Solar\Alternative & Solar Energy\Chargers & Inverters”. The seller is “ptidad*123″ and is located in Kaiser, Missouri. This item can be shipped to United States.

• Country/Region of Manufacture: China