This Christmas tree decoration light string is a 40 LED USB-6m light string designed to create a magical holiday atmosphere. Your family and friends can enjoy the warm light and stay safe with the USB transformer. It includes a 6-meter long light string, 40 LEDs with a bright white light, a flexible wire design for easy installation, a smart switch that can be used with the light string, and a USB adapter with a five-volt input. The light string is perfect for brightening up your home during the holiday season. The 6-meter light string ensures that you can easily hang up the decorations in any room. The 40 LEDs ensure that the entire room is bathed in a bright, festive light. The flexible wiring is designed to make the installation process easier. All you have to do is hang the lights up from the ceiling and plug the USB adapter into the outlet. The USB-6m 40LED light string is also designed for safety. It includes a smart switch to prevent overheating, so you don't have to worry about the decoration lights catching on fire. The USB transformer ensures that the voltage is stable and safe. Overall, this USB-6m 40LED light string is perfect for creating a magical holiday atmosphere. The LED lights will light up any room and bring festive cheer to your home. With its safety features and easy installation, it's the perfect decoration for making your Christmas season extra special.