1.6"Light Stick,Water-proof,not LED,no battery 2. ... .Spec.: D15*150mm3.Item Np.: 555024.Contents: 25pcs 6" Infrared light stick5.Packing: 25pcs/bag, 500pcs/ctn6 ... product from packaging, Holding the extremities of light stick,bend once,snap and shake.10.Products specificationNon-Toxic ... , Non-Flammable, Non-radioactive, Water-proof.No heat, flame and sparks. No power, ...