Great device. Exactly what I was looking for. If the 230V mains voltage fails, the inverter is automatically activated and generates from 12VDC - 230VAC
In the manual nor anywhere on the product description is pointed, that it is MODIFIED SINE WAVE not PURE SINE WAVE inverter. Sine wave on the product name kind of misleads... - smoked one caffe maker and blowed one usb charger...