100v/600w HPS electronic ballast Grow light, street light, fishery light, building light etc. High efficiency Energy saving input voltage: 100vinput power: 600wFrequency: 50/60hzPower Factor: >0.99Auxiliary funcion: Soft start THD: < 10%Efficiency: > 95% Auxiliary funcion: Soft start,Thermal protection,Open lamp protecion,Short Lamp Protecion,Lamp life protecion