... 220-240v ,50/60 Hz ,2.Power available :7w ,9w ,11w ,13w ,15w,18W,3.85% actual power , ... 4.lamp base:PBT 5.lamp holder available:E14,E27,B22 6.color temprature:2700k ,6400k and so on . ... of energy saving lamp equal to 5 pieces of incandescent bulbs , 2. Instant start, flicker free 3. long ... of energy saving lamp equal to 8 pieces of incandescent bulbs ,4. two years warranty . Application :suitable for home ...