1000W LCD MPPT Solar Grid-Tie Inverter, Pure Sine Wave On-Grid – DC22-65V or 45-90V to 110/230V AC, Low Battery Cut-Off, Prolongs Lifespan — WITH WIFI LIMITER_45-90V_95-265V

DC Input Negative Terminal: connects to the negative cable from the solar array and should be tied to the negative pole of the solar panels. DC Input Positive Terminal: connects to the positive cable from the solar array and should be tied to the positive pole of the solar panels. AC Socket: use this socket and an AC cable to connect the inverter to the public grid. Limit Sensor Connection: refer to the user manual for instructions on installing and configuring the limit function.