[Cotton Ball String Lights] ━ The string light is a total of 3.5 meters long with 20 bulbs. The string light provides a pleasant, warm, and dim light, creating a cozy atmosphere. USB charging can be connected to many devices with a USB interface such as a PC, computer, power bank, or TV.[IP44 Waterproof] ━ Provides your string lights with good protection against splashing or spraying water from all angles. Ideal for indoor and outdoor use. Connectors are not waterproof, keep them dry.[Easy to Use] ━ Easy to install and remove. Can be easily hung, hooked, or screwed onto any surface, giving you greater installation flexibility.[Nice Decoration] ━ Suitable for decoration, Christmas, New Year, other festivals, wedding background layout, parties, gardens, hotels, bars, clubs, dance halls, shops, and so on.[Quality Guarantee] ━ We are quite confident that you will be impressed by the durability and high quality of our cotton ball string lights. Contact us if you have any questions. We will do our best to help you.SpecificationMaterial: plastic, cottonNumber of cotton balls: 20 LED lightsTotal length: 3mVoltage: 5VPower supply: USB powered