About Product:Product attribute brand YSH protection type circuit breaker application range below 5500W adapter line length/communication protocol 485 external battery type lead-acid battery or lithium battery product certification CE weight 10.5KG external dimension 472*297 * 129mm working efficiency 93% warranty warranty one year protection level IP20 cooling type fan anti-counterfeiting code/working environment normal temperature product series HGS display mode LCD item No. HGS 5500W