Hello everyone<br>Let me introduce the light bulb.<br>Let's look at the directory.<br>Here are four key points.<br>First, the product name.<br>Second, the appearance of the product.<br>Third, the use of the product.<br>Fourth, the advantages of the product.<br>Okay, let's start with the introduction.<br>The first is the light bulb. There are three kinds of light bulbs, the first is incandescent, the second is halogen lamps, and the third is led lamps.<br>Then, the appearance and power. Incandescent power 60W, halogen lamp power 43W, LED lamp power 8.5W, light emitting efficiency is the same as 14.3.<br>Next step, target. Road traffic lights can be used incandescent lamps, road signs can use halogen lamps, table lamps can use LED lights.<br>Four, advantage.<br>First, it can light up everything in the dark. Second, it can replace candles. Third, you can't live without it. Fourth, the use of diversification.<br>Finally, I recommend this product because it is an integral part of life.<br>If we don't have it, a lot of things can't be done.<br>Thank you for listening.
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