Product Details ICA Model CT 1082B : Alternating Current (AC) Input Voltage 160 - 250 V Frequency 50 ± 3 Hz Protection 10A Fuse Current 4,8 A Direct Current (DC) Input Internal Battery 3X12 V 7AH ( SLA Battery) Protection 50A Fuse Inverter Out Wave Form Synthesized Sinewave (STEP WAVE) Voltage 220 ± 5% V Frequency 50 Hz Power 2000/1000 (VA/W) Efficiency > 80% Transfer Time When AC Input Loss Charger