Christmas lights are strung around the Christmas tree

       Snow, stars, ice, balls, Christmas trees,

         Fluffy ball, bell, love, colorful lights

B. tail connection:

     4 meters without tail joint; The 7 and 9 meters have tails

    (note: tail joint is used for connection. You can do it one by one.)

C. controller:

     4 meters without a controller; The 7-meter and 9-meter models have controllers

      (note: the controller is used to control the lighting effect, and there are 8 kinds of control changes.)

D. power mode: plug in the user's home plug board (non-battery and USB interface)