How many watts appropriate general led desk lamp

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What's the use of a bright flashlight driver?

3 answer

Use LED lights and cell phone batteries to make flashlights?

3 answer

Why is the flashlight on the phone suddenly out of use? My cell phone is HUAWEI glory 4x.

4 answer

Overview of explosion proof lamps

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What lights need a transformer? How does it differ from the fluorescent light of the ballast?

3 answer

How to monitor the high pole lights

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How to use C language to achieve LED dot matrix display character movement

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LED lights and metal halide lamp good or good energy-saving tube lamp and metal halide lamp

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I have LED lights on fluorescent lamp tubes, and I have tested five times a dc

3 answer

Shake head light, address code and console consistent, but not controlled, the address of this table lamp code for other lights

3 answer

LED to shoot the light flashing or not on how to deal with?

3 answer

Usually Led flashlight lights specifications and price.

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Method for using fire emergency lighting lamp

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What stage lighting show in China in 2016?

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Advertising lamp box is 3 meters long and 2 meters wide. How much do you charge for custom-made?

3 answer

How to open the lampshade of the eup

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Can low light plants thrive in high light?

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Why is my buried light connected to the earth switch,

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What are the features of LED wall washing lamps?

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What is the advantage of xenon lamp over LED lamp and high pressure sodium lamp?

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How can I change the lamp of integrated ceiling lamp in the kitchen? I want to change to LED panel lamp

3 answer

What about the stage lighting equipment business?

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Can you tell me how to change the daylight lamp installed in the grille lamp panel?

3 answer

The difference between a shake head lamp and a handkerchief light in stage lighting equipment

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what is coherent light?

1 answer

What are the brands of ceiling lamps suitable for the kitchen?

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How much is the working voltage of LED lamp flashlight

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When ultraviolet light falls on certain dyes, visible light is emitted. Why does this not happen when infrared?

1 answer

Is it true that an acre of land, a lamp, and a plant light with electricity less than three degrees a month?

3 answer