3000LM Citizen COB 40W LED Downlight High Quality

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Specifications

40W LED Downlight
1.Citizen cob leds
2.3000lm
3.3 years warranty
4.CE&RoHS

3000LM Citizen COB 40W LED Downlight

Specification:

Q: The office, sample room, corridor, the most commonly used several LED downlight which is several dimensions, what is power?: The office uses 4 inch and 6 inch downlight, lighting power within 12-20w, ensure the light illumination to 100-200LUX office.The brightness of the corridor can be slightly darker, with 3-4 inch LED lamp, lamp power in the 6-12W, the more suitable for light illumination to 50-100LUX.

Q: The difference between ordinary LED lamp and LED downlight and integration of advantages and disadvantages: Energy saving: the energy consumption of white light LED is only 1/10 of incandescent lamp and 1/4 of energy-saving lamp

Q: The opening 7, 5 cm height of the LED lamp, home decoration into the floor with fear of hydrochlorothiazide: 75mm hole, downlight height can be controlled in 3W.5W, height of about 50mm, there is a need to ask me.

Q: How much LED 150W downlight spiral energy-saving lamp replacement: No matter where you use it, in general, not less than 50W LED lights can be, if not white, power needs to increase a little.

Q: Turn off the lights after the bright LED lamp: Of course are,,In addition, a lamp, and if it is warm white downlight, 7W interval of 1.8 to 2 meters with a 9 watt meter interval, 2 to 2.5 meters in 1, because of the warm white Led light dark light.. If the daylight color (white) led lamp, high point to spacing of 7W or 9W, every 2 meters to 3 meters with a, above two, today I am in the company installed, the effect is very good, very bright, with a larger spacing proposal, after all Led lamp is more expensive, to avoid wasting the resources that can help you save a lot of money, today I am in the company installed 12.8 meters long * 7.45 meters wide, more than 90 square, 1.8 meters vertical spacing and horizontal spacing of 2 meters with a 9 watt Led lamp with fifteen Led lamp, brightness is bright, do not feel the need so, if you are one hundred square pavement, a lamp should be 20I hope I can help you.

Q: Common questions about LED downlight spotlights: Currently on the market Jiezhuang LED downlight is 12--24 DC drive, just some built-in drive, directly connected to the 220V power supply, there is need to use power.

Q: Why use LED lamp light source patch: SMD LED light emitting angle is 180 degrees (theoretical value), the diffuse reflective light through the tubular lamp cup, directed and no lens dazzling, very suitable for general lighting purposes. Of course, the cost of the lens is also saved.

Q: Excuse me, how many different sizes for LED lamp lumens: See customer needs and in what place, with the output of the LM itself and quality of reflective glass beads, beads arranged, there is a direct relationship between the transparent mask

Q: The general living room to Amdo large size of the lamp?: Now more and more office and family on the use of LED lamp lighting, size depends on the specific size of the size of the living room, the living room, a dozen centimeters can, do not need too much.Because of the more and the applicability of the LED lamp used in indoor lighting more people know, is becoming more and more popular. becauseLED has some other lamps downlight incomparable even other LED lamps can not compare the applicability of indoor lighting LED lamp does not occupy the indoor space in the indoor installation of LED downlight, because hidden lamp, do not use the pressure. Forced feeling, on the contrary will produce a warm effect.So you can choose to install multiple lamp decoration lamp, reduce the pressure of space. A sense of urgency.