The convenience and security principle When the selection of the ceiling light, we must first consider whether it is convenient, to change light bulbs when the bulb is broken, bulb get broken is a very common thing. If the room is high enough, the chandelier is a good choice. We should figure out the lamp screw diameter first, and some energy-saving light bulbs cannot be used due to some non-standard.
In addition, the kitchen and bathroom have much water vapor, and it is wetter, so waterproof lighting should also be considered at the time of purchase.
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