Features: The filament design ensures uniform lighting from all angles, providing a soft lighting effect suitable for various scene applications. Powered by 5V USB, simply connecting the USB power source to immediately light up, convenient and fast. The filament can bend freely to meet various creative needs, making it easy to create small lights. Equipped with 3V filament and built in current limiting resistor, it is suitable for 5V USB power supply, ensuring safe and stable operate. Make of ABS, light weight, enduring, and safe, suitable for use by families and children. Specifications: Component: Metal, Rubber Sleeve Lighting Color: White/Warm Light/Golden Yellow Light 2200K/Ices Blue Light/Red Color Light/Green Color Light/Pink USB Cable Length: about 50cm/19.69inch Filament Lighting Length: about 100mm/3.94inch Filament Diameter: about 1.6mm/0.063inch Voltages: 5V Package Includes: 1pc LED Filament note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.