Ceiling Mount Flood Light

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How many watts of ceiling light does a 10 square meter bedroom require?
Luminous efficiency = luminous flux / electric power (unit lm/w); illuminance = luminous flux / area (unit LX).
What's the best material for the dome mask?
. It is best to import acrylic two stretch, acrylic is a plastic, is soft, lightweight, good transparency, not easy to be dyed, and not due to the chemical reaction heat and light yellow, transparent it is most concerned about.
Led ceiling lamp wiring. For how to answer, sincerely ask for advice
The outlet (much of the group, 4 black root) for the public line, each set of lights to be connected with one (that is the zero line all the tubes and the outlet line switches are totally connected together), another line of each lamp according to power and size respectively received other online switches the minimum (line 1 power LED lights.
Excuse me, how can I solve the flashing problem of the LED ceiling lamp?
The light is still flashing, which proves that you still have power to supply it. Consider switching to a switch without the indicator light.
How can I choose the size of the ceiling lamp and what is the size of the ceiling lamp?
The ceiling lamp can be directly adsorbed on the ceiling. The light source is mostly incandescent lamp, and the lighting modes are downward projection, astigmatism and overall illumination
How can I choose the ceiling lamp? What are the conventional models?
The conventional type ceiling lamps is generally above two table shows that, from the source to LED
Excuse me: which brand of ceiling light is better?
NVC, OPPLE, Mitsuo Aurora, the sun is still good.
Originally installed in the house are ceiling lamps, is a rectifier, four holes straight into the kind of, and now want to switch to LED lights, such a joint of the lamp?
LED lamps have their own supporting power, it is best not to cross check, because the number of particles of different power beads requires different power.