Hand Tree : Wearable Air Purifier to Filter Your Own Clean Air

Hand Tree : Wearable Air Purifier to Filter Your Own Clean Air

Hand Tree is one of gadget series of Tree concept, it’s a proposed solution to deal with our polluted air. This gadget is your personal air purifier that you can literally carry anywhere with you by wearing it on your wrist. The rapid growth and development of cities cause the same level of rapid pollution […]

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