[3 LIGHTING MODES] Desk lamp featured with 3 color temperatures, You can switch at , choose the color temperature that suits you best to protect eyesight and reduce eye strain. [USB POWERED (ADAPTER NOT INCLUDE)] USB desk light easy to plug the USB cable into any available USB port (power bank/USB socket/laptop/desktop/USB adapter) to power the clamp lamp. Pleases Note: Only match with the adapter of 5V - otherwise cause damage to the control button and small desk light. [Wide Range of Use] The lamp suitable for studing on the desk, study on the bed, camping lighting, children learning, laptop lighting, work lighting, makeup lighting and video lighting, leisure and entertainment. [EYE PROTECTION] Eye-caring kids reading light made of high quality LED lamp beads offer non-ghosting and non-flickering light, the ring lamp 't make eyes fatigued even staying in the light for a long time. Christmas Great Gift for Kids or Famliy! [ECO FRIENDLY] As an environmentally friendly LED desk lamp,