Q:Led lamp have drive, don't drive, what's the difference?

Don't have to drive LED lamps and lanterns, the choice of the LED will be similar to Seoul, South Korea, 220 v LED semiconductor, there is no drive LED lamps and lanterns is non-conforming

Q:Led to shoot the light is broken how to change

Light bulb and the reflector lamp cup is an organic whole, first pull the lamp cup on the back of the power supply (ceramic system, circular!) To remove the O type spring clamp, pour lamp cup!!!!!! Check mark on the lamp cup, the wattage and voltage requirements, shoot the light points, high voltage (220 v) and low pressure (below 36 v) two! Don't mistake!!!!! Not sure if he took the old lamp cup reference to purchase! A few bucks!

Q:Led lamp can use ordinary incandescent dimmers adjust brightness.

Because, currently on the market for the most part common dimmer and transformer is after cutting, and also is uneven levels, coupled with the decoration of the LED three bead lamp manufacturing estimate is not a big company, compatibility cannot guarantee, so the judgment on the basis of my experience, 99% installed, shoot the light will be flashing, if that move light will flash more severe; If you meet with protection do poorly LED lamp or dimmers, maybe, not LED lamp burned, is dimmer was burnt for high current.

Q:The sitting room how to shoot the light off?

The removal of embedded absorb dome light: This kind of dome light of disassembly tend to scare a lot of people, all think it is very complex, not break down, in fact, think about it, since it can't come off on this, it must be something stuck it oh, so careful you as long as careful observation can be found to have a spring clip it gets stuck, just to break it down, remember, before I can take off power.

Q:How much time LED lamp life

In general, LED the theory of life over 100000 hours, but the LED on the power requirement is strict, the LED lamp is not can be directly to the civil 220 v power supply, there must be a special power supply first, so the service life of LED lamp is the power supply and LED a common life

Q:Cob lamp and led lamp that electricity consumption big?

I don't know your philips lamp is incandescent lamp, halogen tungsten lamp or fluorescent lamp so introduce with you: r n incandescent lamp, halogen tungsten lighting effect for 12 to 24 lumens / tile, fluorescent lamp, 50-70 lumens / tile, sodium lamp lumens / 90-140 watts, most of the electricity into heat loss. LED lights can be sent to a 90-100 lumens / tile, through the data you can work out! The hope can help you!!

Q:What is main purpose of the LED lamp

Save electricity saving life is long Art effect is good The light is downy healthy variety does not hurt eyes

Q:Led lamp can adjust luminosity

It's completely adjustable,look at your own needsThis technology has very mature now.

Q:Electric rail, shoot the light will be bright

300 w lamp is 300 watts,300 w is 300 watts, w is mean. 300 w led is lit up.

Q:The led lamp is necessary to use good

Advice to choose color temperature below 4000 k, color rendering index above 80, big brands of LED products. Of course the price is relatively high, must not cheap.