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We often forget to turn off the gas, it will lead to gas poisoning, fire and other issues, the LED warning stickers can reduce these problems, when the gas tank work, the flow of gas will lead to the sensor work, so that LED will blink to warns people turn off the gas.It will change our lives without worry, a better life.
Jiangxi University of Finance and Economics
Nanchang City.Jiangxi province, China
Ma Chao Xia Luting Wang Shirong Yang Dong