1) Certificate: CE, ROHS, UL, FCC 2) Multi Voltage AC120-240V 3) Dimmable:3 phase at 50%, 75%, 100% 4) HPS/MH ballast Suitable for HPS/MH bulb of America and Europe standardInput voltage: 100-265Vac (120V/240V)Output frequency: ≥30KHz, ≥20KHz(600W)Input frequency: 50/60HzPower factor: >0.99THD:<10% CF: <1.715% cooler than most electronic ballast availableUsage temperature: -40 to 65°CMaximum ...