Features: Can be used as desk lamp and to light music score when user playing piano or other musical instrument. 360-degree bendable to fit various condition. Clip lamp base firmly fixed the lamp, saving space and keeping the lamp safe. Switch on the top of the lamp can adjust light levels to meet your different requirements. Protctive patch on the clip mouth can effectively avoid abrasion on book. 2 power supply ways: putting in battery or connecting USB cable. Mini size and light weight, portable and easy for use.