Super substitute for CFLs

Have five bulbs of this make for 12 months in continuous use on the motion detector in the basement hallway. Unlike all previously tried, even more expensive LED products, light up the 30297 very bright, virtually flicker-free and above all white with no visible spectral. The light color is very close as to daylight. As was to be expected with LED light fund items, the full brightness is achieved immediately and completely soundless. The manufacturer (Goobay in Germany distributed by Wentronic) guarantee five years service life. Esp. Speed ​​and life form a clear advantage over GX53 compact fluorescent lamps.