Soft start voltage rampingSensing voltage loss protection120 or 240 Vac sensing, jumper selectableUnder frequency roll off protectionWith under frequency LED indicatorSensing/Power inputVoltage:40-150Vac,3 phaseFrequency:50/60 Hz jumper selectableOutputVoltage:Max. 160Vdc at 120 Vac inputCurrent:Max 8AVoltage Regulation: less than +/-0.5% (with 4% engine governing)Voltage regulation less than +/-1%Colour: blackMaterial: plasticPackage Contents:1 * Automatic Voltage Regulator1 * English ManualOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.