TUV 3W 5W 9W GU10 MR16 4500K COB led spot lighting

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465LM 5W 24pcs SMD3020 GU10 led spot light
1.Lumesn :465lm
2.Colour:warm white ,cool white
3.TUV ,RoHS

Application

1.Home and office lighting

2.Commercial and industrial lighting

3.School and college lighting

4.Showcase lighting, bar lighting, display case accent, artworking lighting, mood lighting, amusement park accent

5.Warehouse lighting, hotel and restaraunt lighting

Q: Stationary LED to shoot the light is not bright, how repair: Check the power supply if normal, don't repair, because parts of PCB is not repairable.

Q: Buy what good LED lamp? How to judge the quality of lamps and lanterns is good or bad: Drive power supply, and good driving power can guarantee the overall life of the lamps and lanterns, LED the theory of life and the life of the general drive power supply is 100000 hours less than 100000 hours. In order to guarantee the overall life of the lamps and lanterns, driving power supply is also a key link; On the other hand must be LED constant current drive, if using a low-cost constant voltage driver will shorten the service life of the LED. As an ordinary consumers how to identify the LED driver power supply of the good or bad? See a few parameters, droop, service life, light efficiency, and quality assurance period. To provide quality assurance for a long time factory production quality LED lamps and lanterns is good.

Q: How high is the temperature of the LED lamp?: He cooling temperature is generally not more than 45 degrees, heat dissipation is not completely occasionally there will be a 55 degrees, higher leds turn out.

Q: Ordinary household lighting (building), just connected the light is bright, is a little dark light, the switch is closed, I tried to take lamp to another building, light is no problem, family line which place is wrong?: Is most likely your switch with LED lights, so, after turn off the lights, LED indicator light on the switch, so, there is return current to the LED drive power supply, and you buy a lamp driver power supply, the design is not perfect, there is no partition backflow of electricity, so there is a faint light,

Q: How to distinguish the LED lamp wattage, such as the 12 piece is how many watts: LED lamp sometimes measured, if not, is difficult to know the real wattage, 5 of the lamp bead, such as single atom 1 w the lamp is 5 w, generally but the lumens is not the same, the same number of lamp bead, the same wattage, brightness is different, this time, may be on the surface of the intensity of illumination blinded his eyes

Q: LED lamp is negative would pick up the light damage?: Of course. Especially the constant current drive leds. General LED reverse and pressure is not high.

Q: Drive power supply with a what kind of specification, can be in parallel two 3 wled shoot the light: You want to work until 3 w leds first what is the current, now that is a parallel, the output current is the sum of two current in constant current source circuit.

Q: LED to shoot the light flashing or not on how to deal with?: If 1 no problem that is likely to be the inside of the lamp capacitor was broken, this kind of words or change only, not good maintenance, also have no how much value, only is you is newly bought only try repairing, call him and have a look to buy a lamp

Q: Old energy-saving lamps to replace myself home of smallpox, bought the Led ceiling lamp small transformer two outlet with L, N, and their charged to check the two connection of the old lamp base, there are thermal power, and ask the customer service, selling Led lights under said can both zero firewire, ask you confirm it, thank you: Can completely, goal of communication is, you can rest assured, have installation problem about led tube light can find directly,

Q: How many W LED lamp can same as philips 150 W metal halide lamp brightness?: 3 x1 m billboards with 150 w metal halide lamp effect should be good, because the billboard is the reflection to the human eye, so the human eye can see clearly, so if in see billboards within a certain distance, need certain average illuminance, namely lux Lx.

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