LED Crystal Keychains 20 Designs available: BTS / Tinytan / BT21 / Blackpink / SB19 / AOT logo / Avengers logo / Panda / Luffy / Naruto / Itachi / RM / Jin / Suga / J-hope / Jimin / Taehyung / Jungkook / Infinity hearts / BINI / ENHYPEN *all pictures and videos are our actual content - good for souvenirs, personal gifts - small black box included with foam inside for added protection - made from high quality acrylic glass - 16-color shades, fade mode - batteries are included instructions to use: just twist the cap to turn on the lights. twist backwards to turn off