💡【2-In-1 USB Plug In&Battery Operated】 Our 16Colors color changing battery christmas lights have a USB interface and an IP44 waterproof battery box. It can be used with a charger plug or connected to a mobile power supply. It can also be installed with 3xAA batteries very convenient and safe to use. 💡【2nd Generation IR Remote Control】 With 16color modes and 8 blinking modes. It's more convenient to set the color and mode you currently need. It is very convenient whether to turn it on or off/change the color/mode control/mode speed adjustment/timing. 💡【Safe and IP67 Waterproof】 The string lights include a Battery Box 5V USB Plug to ensure your safety. The fairy lights remain cool to the touch even after many hours of use, you don’t need to worry about the lights overheating. The lights (except the usb connector) are IP67 waterproof, which means even on rainy days they will still work perfectly for outdoor areas such as your patio, tree,balcony, garden, etc 💡【Widely Used String Lights】 Suitable for indoor and outdoor decorative lighting, whether it is festivals, parties, weddings, bedrooms, windows, bathrooms, , patios, terraces, porches, cafes, restaurants, hotels etc.You can choose different lights accessories such as Copper Wire, F5, Frosted Ball, Crystal Globe, Diamonds, Stars, Flowers,Snowflakes, Rope Tubes, etc. 💡【TacoBey After-Sales Team Support】 If you receive the defective products or have any questions, please don't hesitate to contact us through Amazon, We will response within 24H and Solve your problem.