GUANYA Desk Lamp / Table Lamp with USB Charging Dimmable Foldable LED Desk Lamp in10 Brightness Levels, Eye-Caring Panel Design With Touch-sensitive Control Panel GY-LA-K508W 1. USB PORT SUPPORT - Compared with many others desk lamp using the traditional charger, our GUANYA GY-LA-K508W LED table lamp provide a more convenient USB Port. 2. FOLDABLE DESIGN - the foldable design give you a 180 and 90 degree broader lighting area. 3. 10 Level Brightness,4 lighting modes with gradual dimming control creates the perfect combination to match your eyes with the right amount of brightness 4. Energy-efficient LED lighting cuts your power bills and last much longer than other types of lighting 5. Satisfaction Guaranteed - Promise 12 months seller warranty