Chemlight By Cyalume Technologies Impact Lightstick: 15 in Lg, 12 hr Duration, Yellow, 20 PK

This dependable source of emergency lighting is safe for use in all environments. These lightsticks emit no flames or sparks, and are waterproof, nontoxic, and maintenance-free. They activate on impact for instant illumination and are ideal for use in building searches, confined spaces, and as hazard markers. They can provide enough light for emergency roadside vehicle repairs. Featuring an environmentally friendly phthalate-free formula, they are nonflammable both before and after activation, and are easy to dispose of after use. The end rings allow a variety of hanging options.