phors to light-emitting light in the ultraviolet
content, long-term exposure is not conducive to health.
LED fluorescent serviceable. General failure in a constant current source, and
can work just replaced the constant current source. The lamp beads failures are
generally few lights beads, lamp beads making process a small amount of dead
beads chip technology, as long as the replacement of old. The traditional
fluorescent fluorescent lamp bad, the latter can not be repaired, and the