The Cyclops Ranger CREE GCMLLC150-Lumens 4 StaLED Headlamp is a high-quality flashlight designed for outdoor enthusiasts and professionals. With 150 lumens of brightness and 3 green LED lights, it provides excellent visibility in low-light conditions. The headlamp is 13.5 inches long and 8.5 inches wide, making it compact and easy to carry. The Cyclops brand is known for producing durable and reliable flashlights, and this product is no exception.