This Atak AFL5PK 5-pack of LED Flashlights includes Alkaline batteries inside each of each of these handy pocket lights (15 total). These 5 weather & shock resistant flashlights are made from heavy-duty aluminum and are compact enough to fit in almost any pocket. Each flashlight contains 9 long-lasting LED bulbs for an ultra-bright 30-lumens of light and each bulb is estimated to last for 100,000 hours. The compact and rugged design is perfect for emergencies or any other use. Never get stuck in the dark again and keep one in your car, backpack, kitchen drawer, garage, or any other location where you may need a little extra light in your life.