16.3 x 8.9 x 6.1 inches

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Grid Tie Inverter MPPT Range 15.5-23V【DO NOT use solar controller load ports to connect to the inverter.This is On Grid. The AC output needs to be connected to the grid.】
Vmp(of a solar panel) must be in the MPPT range to ensure the good output efficiency【Red / green lights flash alternating. This is the solar panel power or voltage is too low】