The SPOTLIT™ LED carabiner light is the perfect mini-beacon whenever you need a little help in the dark. Set in a lightweight stainless steel carabiner, it attaches quickly and securely to pet collars, key rings, jackets, backpacks just about anything with a hook or zipper. Its long-lasting LED provides an ambient glow bright enough for everything from reading fine print, illuminating keyholes, marking hazards staying visible at night. With DISC-O SELECT™ technology, you can select from six different colors for easy identification or you can go buck and leave it cycling through all the colors in DISC-O SELECT™ mode. Powered by two replaceable 2016 batteries, this little light will keep going for over 20 hrs.