... . Output Precision: ±3% 5.Efficiency: 80% 6.Phase: Single Phase 7.Meter Display Status: Output Current / Output Voltage 8.High Voltage/ Low Voltage Protection ... 4.Strict design, Accurate assmblage 5.computer, copy machine, testing equipments, lighting, TV, medical equipments, communicating equipments,etc. 15KVA single phase power voltage stabilizer