Coghlan's Assorted Color Lightsticks are a safe, reliable source of light for any conditions. They're great in Emergency situations. These lightsticks provide 8 hrs to 12 hrs (depending on the color) of light per stick with dozens of uses such as camping, backpacking, hunting or hiking, as patio lights or night lights. A safe, reliable light anytime! Make sure to keep some on you for all adventures.