Electronic Ballast 1,220-240V 2,Easy to use 3,Minitype 4,OEM offered TypeWatt(W)Input current(A)Input frequencyPower factorTaTcOut put(v)KLET-0120-600.28500.98-10...+5070121,Best qualities and very competitive prices.2,Convenient to use because of the minitype.3,Certificate:CE,CB,ROHS,ISO9001 certificate.4,Delivery speed in time. Durable electronic ballast 20w-60w max KLET-01