Adjustable COB ceiling lighting,COB LED downlight

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Product Description:

FEATURES:

The COB ceiling and              down light is made of aluminum, which is refined and delicate with excellent heat dissipation and widespread application.

2. This series ceiling lights are recommended to constant light in monochrome mode, its life span is 50,000 hours.

3. Light shell is made of pure aluminum in advanced CNC technique.

4. Standard stainless spring is applied.

5. Illuminant adjustable Angle is from 0° to 180°.

6. It is an environment friendly lighting resource with high brightness. The built in constant current driver power ensures it's stable performance. It saves 80% electricity than filament lamp, 60% than energy saving lamp.


More type for your choice:

Adjustable COB ceiling lighting,COB LED downlight

PICTURES:



SCOPE OF APPLICATION:

The ceiling light and down light is applicable to interior illumination in various occasions, such as shopping center, hotel, cybercafés and so on, especially suitable for display lighting of jewelry, clothes and valuables.


Shipping:

1. Shipping by EMS, DHL, UPS, FedEx, sea shipping and air shipping according to customers' requirement;

2. Normal delivery time: 7-10 working days.


Packing: Standard  Box



Our Services

1. Any questions when using , we always fast replys with the professional methods;

2. All products is tested very good and Packing very strong before delivery;

3. We will arrange the most fast shipping for you and sent the waybill number to you in time.



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Q:How to make LED ceiling lamp
If it is an inductive ballast, it also needs to be illuminated before it can be lit. At the same time, the effective illumination angle of the ceiling lamp is 180 degrees. For the 360 degree fluorescent lamp tube, about 1/3 of the light is wasted
Q:15 square meters of living with the Duodawa number LED ceiling lamps
24 watts is enough, but also look at the lamp brand, but it is best to buy a big point, can not use so much to turn off part or change to warm colors
Q:What kind of material does the lampshade of LED ceiling lamp use?
PVC:PVC is polyvinyl chloride, English abbreviation PVC, is a vinyl chloride monomer in peroxide, azo compounds and other initiators; or under the action of light and heat, polymerization by free radical polymerization mechanism of polymers.
Q:What is the LED ceiling lamp? What's the effect of the LED ceiling lamp?
Led ceiling lamp advantages:1. high luminous efficiencyThe high light efficiency energy-saving products, LED ceiling lamps overall luminous efficiency has reached 100lm/W, with the development of society, the efficiency of LED ceiling lamps each year is increasing as compared with flexible lighting, LED lamps in power can save more than 4 times.2. long lifeCompared with ordinary fluorescent lamp, LED ceiling lamp has more than 10 times longer service life. It has no ultraviolet radiation and no light pollution.3. does not contain mercury and other toxic substancesLED lamp, its biggest advantage is no mercury, but it is often ignored, currently on the market the most efficient power will contain mercury (Shui Yin), including the common fluorescent lamp, energy-saving lamp etc..Reminder:With the development of society, the current market has a lot of LED ceiling lamp, the consumer before the purchase must pay attention to the complete product identification, safety and light charged body is exposed some of the situation of the power line lamp.
Q:what are LED ceiling lamp notes
Dimming LED ceiling lamp maintenance precautions installation roof case if it is made of stone and brick roof, using embedded bolts, expansion bolts, or the use of nylon plastic plug, plug is fixed, not with wedge. Usually not the lamp hanging too much decoration, or exceeding the carrying capacity will fall down to keep the indoor temperature for wounding especially crystal lamps, often set a specific environmental temperature, the temperature is too high or too low will affect its life, so to keep the temperature suitable for regular inspection lamps if the lamp feet appear bad contact or starter loose, should be re installed and adjusted timely avoid hard hit lamps or easy to scratch the surface of the lamp, the lamp body will make serious fragmentation. Keep the balance if you want to move the lights
Q:Prawns: LED, when the ceiling lamp is switched off, what's the weak light?
Static electricity, especially in autumn and winter! Maybe take a lamp in the ground on which a touch will bright iron!
Q:LED ceiling lamp, thunder will burn it?
The LED and its drive circuit are made of electronic components, some of which can be damaged only by hand static electricity, and thunder is also possible.Lightning does not necessarily cause the same damage to all users of minefields. There are many reasons for the intrusion of lightning through the grid and the extent of its damage. This difference can also be justified if you confirm that it was due to thunder damage.
Q:Led ceiling lamp is not lit, what should I do? What are the methods to deal with it?
Should also pay attention to do not worry about opening the emergency lights, led ceiling lamp, this will produce impact current, affecting the service life, but also to maintain the room air circulation, to avoid the moisture of the room is too heavy.
Q:LED annular patch ceiling lamp used less than half a year, a few days ago suddenly become very dark, what is the reason, how to solve?
LED lamp, crystal quality, size, and is related to the power supply, need constant current and constant voltage, light is not serious, the constant current tube is not the quality of the solution is to change the lamp, but the power is not good, so we should change the power, but need to support, so, or change the lamp,,,
Q:Led ceiling light is not fully lit. Where are the problems?
The lights can not be removed, to change the lamp to the few of the lamp holder to try

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