This product is not only a double cup,  except for drinking,  but also can moisturize your face,  also a led light,  can light your room.

             Name :      Water cup

             Model :      DOBE-J-S2

             Shape :       Round

              Color :      4 types (Red, White, Blue, Yellow)

   Rated voltage :      5V

    Cup capacity :     150-200ml

           Material :      ABS

   Rated Power :      1W

       Frequency :      113 HZ

 Timer function :     2 hours