Q: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.

Q:What's the difference between the ceiling lamp and the panel light?

The screws for fixing the ceiling lamp are inside the lampshade, and the lamp is not visible when you cover the lamp. When you buy the lamp, the appearance is almost the same.

Q:Bedroom suction top LED color change lamp, how to install to change color?

Then switch the switch in place and control it by switch.

Q: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).

Q: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.

Q:The principle of the ceiling lamp changing light

A short time after power failure, the chip power supply capacitor rely on stored energy to maintain, temporarily not reset, and started again, again to get a pulse input, output, the control, different lamp is luminous.

Q:The ceiling lamp and the LED light off but the dark will power it

If the dark just for a while, then when you close the switch

Q:What is ceiling lighting?

as if it were attached to the roof, so it is called a ceiling lamp.

Q:The new LED ceiling light doesn't make fashion. How can you test the light and how bright it is?.

Then plug the plug into the socket and light it up. After 10 minutes light should can reach the brightest state, Tmall EF led ceiling lamps that can see oh.

Q:How to choose LED ceiling lamp

Like bedroom, you can choose the same series of products; the living room and dining room can choose the products of mother and child series; and the kitchen and bathroom can choose the products with the same size of integrated ceiling.