Have the lamp used as corridor lighting in the stairwell ... at about 10 circuits A 60 seconds per day. After 10 months, the lamp flickers only with a narrow LED strip. Again I will not buy in the face of this term well; for it is too expensive and hence the power-saving effect for the ton ... when you understand the reduction of its cost "Power Saving" for "saving power" it has, just not so long that the investment would have been worth.