Q:How are LED lamp quality is good or bad?

1, in the purchase of LED lamp, can take a look at the lamp appearance, the lamp body is smooth, there is no scratches, the overall feeling is good, good LED downlight will feel heavy, because the use of the material and the radiator will be better.2, LED will take in the hand shaking force lamp, listen to whether there is noise, such as abnormal sound that no internal fixation downlight, there are security risks, for the unqualified products.3, light LED downlight, using a mobile phone camera function close to the light emitting surface to see whether there are such as flicker, flicker, the LED lamp is equipped with a power supply for the low-end products of inferior quality, affect the overall quality of LED downlight.4, the same LED lights lit up at the same time several manufacturers of the same type lamp, observe its luminous color and brightness is consistent, if not consistent is obvious, as inferior, because the same LED lamp manufacturers with the same type of products can not be light color and brightness inconsistency

Q:There are no holes 7 cm, 9W led downlight

Spotlights, 7 cm can do, and if you feel dazzling, you can use acrylic diffuser plate to do astigmatism, you can also adjust the angle

Q:Led downlight can light panel directly with intelligent dimming Mody?

No, the LED dimming should be adjusted in its drive circuit

Q:LED lamp is mainly used in where

Shopping mall. Just walk a lot and a lot of LED downlight.

Q:What is the role of LED downlight

LED downlight effect:1, it can be embedded in the ceiling, will not affect the overall beauty, more concentrated than in the past ordinary lamps.2, in fact, choose a good day Lantern is a LED lamp energy saving function, long service life, good LED will not produce ultraviolet light.Is a lamp embedded into the lighting ceiling light shooting style. Is a directional lighting lamp, only its opposite to the light beam angle, belonging to the light, light is concentrated, contrasting. More prominent objects, higher lumen, more quiet.

Q:How many good color family LED downlight

It depends on personal preference, but there are some samples

Q:Excuse me, how to install the LED lamp?

Pull over the protective device for the lamp, and note that the wire is configured to prevent the conductor from becoming brittle or rodent bite

Q:LED downlight downlight and how to distinguish?

The lampshade can be made exactly the same. Distinguish between LED and ordinary lamp can see the inside of the light source, is a common lamp installation of energy-saving lamps. It is an LED light source lamp

Q:Now there is no replacement of the LED light source lamp?

Yes, it depends on what level you want. I can solve your problem with a net name.

Q:The general living room to Amdo large size of the lamp?

Look at the size of the living room ceiling. Class one is. 10 cm downlight