Life Gear LED Reusable Glow Stick (2 Pack) BRIGHT: 2pk LED Reusable Glow with vibrant, long lasting lighting REUSABLE: These glow sticks twist on and off so you can use them for 20 hour or more. Stop throwing away chemical glowsticks BATTERIES INCLUDED: 3 button cells batteries per glowstick FUN: Assorted colors (red, green, blue), cannot chose color SAFETY: Use to mark tent stakes, put in your backpack while hiking at night or let the kids have fun in the back yard. There are thousands of uses for these reusable glow sticks