Glow Function - It is recommended to put the flashlights in the sun for a few minutes for the glow function after receiving them. Impact Resistant - Aluminum body construction for durability extends life of the high power LED effectively with glow in the dark, 1 M impact-resistant. Bright Led - 9 bright LEDs deliver super bright light where you need it, has a powerful life more than 100,000-hour. 4-PACK - Pack of 4 colors: green, yellow, blue, pink, 12 AAA EverBrite batteries are included Highly Versatile Portable Led Torch - The portable, compact size makes them perfect for outdoors camping, hiking, hunting, backpacking, fishing, night reading or for emergency situations.