HOSL 40Pack LED Finger lights with assorted color(Green, Blue, Red, White) great for party, Christmas and other festival days Package includes: 10 x white 10 x red 10 x green 10 x blue Rubber Straps to fit Fingers, Pens, Pencils, Tools, and bring a vibrant atmosphere to your brithday, parties,night activities and so on! light will work continuously over 12 hours, accompany you to the end of the party! Batteries are Included and Preinstalled The finger lights can be used for a wide range of creative parties and activities. It is great for Halloween, Christmas, concerts, weddings, birthday parties or other festivals. It is a huge hit and safe and simple party favor, it will provide bright and creative fun for all ages.