It Is Made of Aluminum Alloy and imported brand new plastic material, anti-drop, anti-stab and durable for Outdoor Activities, such as running, hiking, hunting, fishing rain etc, and indoor working light. Lamp swivels down 90 degrees, Control of lighting position, use it more convenient and flexible. Red Safety light on the back of pack, provides locational guidance for hiking with folks behind you. Adopting Bright T6 Bright Bulbs of highly efficient materials and proprietary substrates are used to deliver a truly superior color, performance, efficiency, and intensity. Other types of LEDs cannot compare. 18650 Rechargeable Battery Capacity:2*6800mAh , Battery Voltage: 3.7V. Suitable for:Camping, Hiking, Backpacking, Hunting, Fishing, Search and Rescue, etc.