Illumiglow’s Self activating glow grenade gives 360°of ultra intense usable and safe illumination. This product was originally designed to assist troops in Afghanistan illuminate caves without giving away a position. This product has since been used for many purposes from utility companies using them to illuminate drains before entry and police and Special Forces as a room search tool. It provides 5 minutes of intense light. All Illumiglow safety sticks are foiled wrapped for protection against both moisture and unwanted light access. The Safety sticks omit no spark, heat or flame is completely maintenance free, non-toxic, non-flammable, and waterproof.