... 48vdc optional2. Max charge current 65A.3. Pure sine wave low frequency inverter4. Inbuilt pure copper transformer5. Support inductive ... TV, refrogerator ,fan,air conditioner.cooker,mirco-wave oven,etc.2.Superior performance from CPU control ... in maximumEfficiency95%OutputVoltage120V or 230V AC ±5%Wave formPure Sine wave Frequency50/60Hzvoltage rangeDepends on battery typeTransfer time≤ ...