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The 5G Blocker device is the mobile device of which blocks harmful the radiation from RF. It utilizes a far-infrared NANO dust part a mineral NANO chip, and silver precious metal film. The filter's absorbent capacity is 99. 7 % absorption. it may be transported in the bag or the particular pocket. Faraday cases Faraday cages will be made of metal with holes built to transmit electromagnetic ocean. This is a new method to stop a room by