Safe and durable, good insulation properties, create an atmosphere for a little romance and relaxation with our cotton ball lights, no matter where you want. Cotton balls USB connection String lights with USB connection, USB charging can be connected to many devices with a USB interface such as PC, computer, can also be used independently of a socket with a power bank (not included). Cotton Ball String Lights 20 LED String Lights are supplied as a 3 meter long string light with 20 lights, this cotton ball string light is suitable for indoor night light decoration such as Christmas, wedding, party, room. Night light - energy-efficient string lights balls LED ball string lights with energy-efficient, long-lasting lights that do not emit heat. The cotton balls are supplied pre-threaded on the string lights - no cutting or unfolding Decorative string lights balls The string lights for children's rooms shine pleasantly bright, USB colorful LED cotton balls chain for indoor and outdoor use, girls teenagers baby room, Christmas, wedding, party, Halloween decoration.