T8 Energy efficient magnetic ballast

The magnetic ballast ,ballast feature : 1)with certification of CCC CE UL 2) any other color is availible . 3)availible power :20w,30w,40w 4)“environment friendly lighting project” products without strobing actions. 5)Super long life,keeping time to be used,the inside with protect circuit when anomaly arise. 6)Steady performance ,durable ,rapid start, long life-time 7)Upto40000 hrs five years warranty 8)Low harmonic distortion levels 9)filament,Protect lamp from dark, prolong life of lamp. 10)Cooper and aluminum wrie Silicon steel sheet 11)Suitable for both straight fluorescent tube or circular tubes 12)Glare-free and no noise 13)Metal housing 14)Earth connected 15)Energy saving(low consumption). Apply quality low consumption silicon steel sheet. The self consumption is lower than national standard . 16) High energy efficiency factor. 17)Voltage adaption scope, voltage ranges 12V-220V, work normally. 18)Moderate start current. Effective prevent high