Features: Adjustable: With a flexible neck you can adjust it to any position. Stepless dimming provides a comfortable lighting environment for the eyes. Energy Saving: High quality LED light source which features long life low light decay no stroboscopic soft light and no glare. USB Rechargeable: With built-in a 450 mAh battery allowing up to 5-15 hours usage after fully charged. No batteries replacement environment-friendly and save money. Small Size: Portable and lightweight without taking up too much space. Perfect size for travel or business trip. Multi-Uses: It can stand on desk with the base as normal desk lamp also available to clip on books or your ereaders with its anti-skid clip. Notice: Actual color may be slightly different from the image due to different display and light effect. Please allow 1-3cm deviation due to manual measurement. Description: Material:ABS+metal tube Length: 10.4inch Base length: 3.1inch Color temperature: 1700K-6000K Color/Style: As the picture shown includes: 1 x Light 1 x Charging Cable "