2022-11-08 Because of the high demand in the market, there are many brands of smoke detectors on the market, so when you choose a product you face a problem of how to choose, I suggest that you can consider the following aspects.This is the list of contents：·according to the use of places to choose·Choose acco
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2022-08-16 A fire detector is one of the most important means of preventing fires. Its function is to generate an alarm when a large amount of smoke causes a fire. A home smoke detector consists of four parts: a sensor, a speaker, a battery unit (or connected to a wire), and a circuit board. (A backup battery
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2022-08-08 The creation of smoke detectors is of great relevance to human society. This is mainly because, in the old days before smoke detectors were commonplace, large fires in many places spread. After all, no one noticed when the fire was just starting and did not deal with it in time. Smoke detectors, on
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