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The idea is to apply Visual aids to Telescopic socket . This Socket can guarantee the use and safety of electricity user. At the same time， it can avoid children's electric shock und help people with visual impairments use electricity safety .
Switching mode : Pull out the hidden socket with with a plug . Unable to pull out by hand.
Visual aids : Embellished with a raised pattern ( braille)
Guide rail groove : Help user insert the plug through the guide rail groove .
Hidden Socket : Save place when not in use .