A Fire Extinguisher is a device used to extinguish fires. It consists of a container that holds the extinguishing agent, and nozzles or sprinklers that are used to spray the extinguishing agent onto the source of the fire. Fire extinguishers usually come in many types, and can extinguish different t
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A thermal battery is a thermally activated primary reserve battery. Generally, the electric stack composed of several single cells connected in series and in parallel together with the heating sheet is put into the combination case, and the electric stack is connected to the terminal on the battery
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Switch Connector is also called connector, plug and socket in China. Generally refers to the electrical Switch Connector. That is, a device that connects two active devices, transmitting current or signals. Switch Connector is a component that our electronic engineers and technicians often come i
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Laser | Laser rangefinders are widely used in terrain surveying, battlefield surveying, ranging of tanks, aircraft, ships and artillery to targets, and measuring the height of clouds, aircraft, missiles and artificial satellites. It is an important technical equipment to improve the accuracy of high
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Lithium battery life is generally 3-5 years, but the data can only be used as a reference, because everyone uses the battery charging method, use environment and other conditions are different, the lithium battery charging cycle number is about 500 times, the lithium battery life 3-5 years is estima
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