1. 1.8kw rated power 2. 230vac input voltage 3. 4400va surge power 4. 1800w full load 5. 2kw max.pv array power 6. 55-450vdc mppt range@ voltage 7. 80a max.charging current 8. two communication portsone rs485 port for bms,another rs485/rs232 forremote monitoring *pure sine wave solar inverter *big lcd screen with richer content *two communication portsfor bms and wlfl *dual ac output available for4.2kva and 7kva *rgb lighting for different working mode *inverter running with or without battery *built-in lithium battery *lithium battery intelligent chargecontrol system: adjust the *invertercharing current according to the battery state *wide pv input voltage range 55-450vdc *built in 80a and 110amppt solar chargerwfl available for ios and android