This inverter is also designed and engineered in Taiwan like other series and inverters of ZIEWNIC. It is 100% Pure Sine Solar inverter of MARS Series that supports multiple operation modes (ON/OFF/MKS/KS) and can also support high efficiency Mosfet and Choppers with bigger size. The built-in features of ZIEWNIC MARS 4.5 KVA include built-in Anti-Dust for environment adversities, Optional WiFi interface for IOS or Android devices, built-in Automatic Electronics Breaker for Overload Protection on 120% load or Short Circuit. This inverter can also operate with or without battery like other ZIEWNIC Inverters and also Compatible with Lithium Batteries of all kinds. Program features of this ZIEWNIC MARS Inverter include Record Fault Code Featured, 1 button restore setting, 98% Real Time Sharing and Battery Equalization. It comes with Grid-Tie Metering feature with 100% reverse grid feeding and built-in Zero Export. Its Conformal Coating prevent this inverter from dist and humidity. It is adaptable to main voltage or generator power.