The P5R Core is lightweight (less than 110 grams) and extremely compact, easily fitting into the pocket of a jacket or pant. Despite its small size, it packs a powerful light, is extremely weather resistant, and is outfitted with cutting-edge lighting technology. With Smart Light Technology, light functions can be tailored to the user more easily than ever before. It is easily rechargeable and can withstand extreme dust and even water immersion.