The Micro Lantern uses a specially designed conical reflector and a bright Nichia 5mm LED to illuminate everything within a 6.5 foot diameter. It's the perfect tent or walking lantern and it fits in the palm of your hand. At only 2" high, the Micro Lantern "shines bright and packs light". It's water resistant with a positive feel rubber ON/OFF button and flashing mode for emergencies. It also can attach to your pack or jacket for the ultimate portable light. Battery life of 25 hours or 50 hours flashing.