Features: It can rotate 360 degrees to meet the needs of multiple angle. The flexible metal corrugated tube can rotate in all directions, bend freely, and adjust angle, making it flexible and convenient! Without external power supply is required, power can be directly taken from the inserted USB port. Energy-efficient, with power consumption less than 40mA; 1.2w, 6 light beads. High brightness white LED ensures clear visibility in dark. Mini appearance, thin body, portable to carry. Specifications: Material: PVC+Metal Color: red, pink, black, white, green(optional) Size: approx. 15cm/5.9inch Product Name: Energy-saving USB LED Lamp Product specifications: 5V power supply, USB input Product features: Energy saving, not glaring, uniform light Package Includes: 1 Piece USB LED Light note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.