This torch can reach up to 1000 meters. The outer covering of the flashlight adopts the material of aluminum alloy, which is solid and durable, used green environment friendly lithium battery. Output bright can come to 50W (Max), Reflector: Convex Lens. Battery type: 2 x Rechargeable 3.7 V Battery (included). Super bright, glare effect. This LED Flashlight suitable for Self Safety, cycling, climbing, camping and outdoor activities etc.