This Lumi-Glo LED Flashlight has an anodized aluminum body with 10 White LEDs. Its water resistant, and shockproof. Its requires 3 D batteries. Flashlights always come in handy when there's a power outage, or if you hear something outside and you want to go check it out. Its good to have a flashlight in each room of your house when the power goes out so you can immediately find a flashlight and see again.