Smart bracelet that generates energy from body movement and could also be compat

Smart bracelet that generates energy from body movement and could also be compatible with assistants such as Google Assistant or Siri, for voice control. Function: Recharge the battery of your phones or smart watches during daily activities, It also allows you to control other connected devices at home. (Lights, thermostats, etc.) while recharging your phone or smart watch. What is it made of?: electrical materials, small solar panels