The Kinsman Twin Flex KBL03BK is a portable clip-on light with 1adjustable gooseneckand a bright LED light.Tn Flex is ideal for musicians using song books, tab, notation, etc. in dark venues, as well as for use with mixing desks, or indeed anywhere that light is required! The KBL03 can either be used as a free-standing light, or can be clipped onto a book or music-stand