【Long-lasting Illumination】It can be used for 8 hours in normal mode. It has better performance than old-fashioned penlights. The LEDs are also brighter than before. It is useful in various scenes. Not only for concerts and live performances, but also for emergencies, disaster relief, and more, it can be used in a wide range of situations. Concert Light Penlight 15-color color change LED High brightness cheering goods Ultra-lightweight live battery operation Easy operation Applicable for concerts / night parties / festivals / camping / karaoke year-end party etc. 19-39 18990