NOTE : All products do not contain batteries! ! ! product name :LED copper wire ribbon Light color :Warm white, colorful,blue,white Lamp beads material :LED Voltage :3-4.5V Product Size : length 4m width 4cm Use :Wedding decoration, family dressing, shop window, etc. Power supply :use 3AA battery(All products do not contain batteries) Tip :If you have any product questions, please consult, we are happy to help you solve the problem! !