Led High Bay Lights Ebay
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FAQ
- Why does the LED ceiling light affect the TV signal?
- The 2 and the second stage modulate the low frequency pulse width by chopping mode, and adjust the duty cycle to adjust the brightness of the lamp. This part of the circuit is usually developed for the lamps and lanterns factory, and the switching frequency varies greatly among the factories. Usually several hundred Hz to tens of Hertz range.
- How many kinds of ceiling lamps are there? How to choose the light source?
- . The ceiling lamp made of incandescent lamp mostly adopts semi transparent plastic cover or glass cover, and the ceiling lamp with fluorescent lamp as the light source, mostly adopts metal grid as lampshade.
- Does the strong magnetic ceiling lamp require screws?
- Screws have an important task in industry. As long as there is industry on earth, the function of a screw is always important.
- Is the ceiling lamp LED susceptible to damage? And under what conditions does it cause damage?
- finally is itself the quality of power supply and light quality is good the life is long.
- How about crystal ceiling lamp? How to choose crystal ceiling lamp?
- The choice of lamps, many consumers choose not wise, have to say here, for example, kitchen, bathroom lamps, of course can only choose the iron aluminum facing erosion fume, water vapor,
- Will the ceiling light fall off?
- Ceiling lamp is a common decorative lamp in the family and office. It is simple, clean and light. It is very popular.
- Ceiling lamp, how to connect the wires?
- Switch the switch in the roof junction box (or top hole) into the live wire hole of the ceiling lamp. The zero line and the ground wire are connected to the corresponding wire hole of the ceiling lamp
- How to choose the ceiling lamp?
- and then determine the ceiling material, a good general ceiling should be simple and elegant, easy to clean, saving "high brightness