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With the development of modern science, Electronics industry has also been developed rapidly. The life of people more and more inseparable from the electrical appliances. Life electric appliance provides us with more convenient, make our life better. However, many electrical design ignores the blindcommunity, cause them inconvenience. The blind strip is fully solved that when blind using the strip for they can't find jack lead to the problem of insecurity. The internal blind power strip device similarly relay switch, when blind touch the blind power strip groove they will be safe.