RGB USB String Lights: This USB light strand comes with 10pcs color led bulbs, 10pcs bulbs come with 5 colors: Red/Green/Blue/Yellow/purple, 2pcs of each color. USB camping string light bulbs are clear plastic housing with colored LED filaments, which can emit romantic & charming light glow for outdoor indoor use.USB Powered Color Festoon Lights: This usb festoon lights can easily be powered by a USB socket and even a USB battery pack. They draw very little power, so a great economy way to get outdoor lighting without the sun. Unlike solar string lights, because you don't need sunlight before use them, so if you get to your campground and it's cloudy or night time, no problem with USB string lights.Shatterproof and Waterproof LED Bulbs: Our vibrant usb festoon LED bulbs are constructed from durable clear plastic material, making them shatterproof and more long-lasting compared to traditional glass Edison incandescent bulbs. Their sturdy design ensures they won't break easily. IP44 waterproof make sure the usb festoon lights withstand snow, sun, wind and rain.Perfect for Decoration: This USB color lights Perfect for lighting indoor/outdoor, motorhome, bathroom, living room, camping trips tent/camp site, RV, car camping, glamping, truck camping, power outages place, barbecue, pergola, Christmas trees etc.Energy Efficiency: 10FT USB festoon outdoor lights comes with 1W E12 colored LED filament light bulbs, which are equivalent to an 11W incandescent bulb, providing comparable brightness and illumination while consuming significantly less energy.( Please note: This usb lights strand can’t connect, and it is non-rechargeable, it need to work with power supply.)