●MPPT technology, more than 99% efficiency, genuine sine wave output, unique circuit design, imported industrial electronic components, high efficiency, more stable performance ●MPPT Range: 15-22V, In order to ensure good output efficiency, Vmp must be within the MPPT range ●DC 11V-32V to AC 90-140V Compatible 12V Solar Panel: 20-24V (Voc) 16-20V (Vmp) ●Parallel design for inverter DC input and modular design, small volume, distributed installation, easy system configuration, flexible combination, strong system scalability ●Adopts high frequency insulation transformer system, high efficiency and high security