Light Emitting Diode (LED) light string consisting of two electrical wire conductors twisted together, encompassing ten heart-shaped red lamp-holders, each containing an LED bulb. The lamp-holders are evenly spaced 8 inches apart. The electrical wires are composed of copper wires insulated with polyvinyl chloride (PVC) material. At the end of the string there is a clear PVC battery compartment designed to house the three AA batteries. It is stated that the light string is designed for indoor use only and that the batteries are not included. The light string may be hung, draped, or displayed virtually anywhere in the house.
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N240754