Size: 44*168mm Lamp wick: P500 Endurance: 5 hours Battery: built-in rechargeable lithium Charging: USB fast charging Gear: strong light, low light, flashing Waterproof: life waterproof Material: high strength ABS Light source: white light Lens: High-transmission resin lens Range: 500 meters or more Specifications: 1. Upgrade the large-capacity battery to extend the battery life, USB intelligent fast charging system, multiple charging 2. Moderate size, can be put in the pocket, easy to carry, convenient for your use 3. Professional lighting, super bright and strong light, outdoor adventure / camping / hiking, strong penetration, super bright glare, ultra-long life 4. Three modes of light switching, strong light, low light, flashing, a key to switch at will to meet your needs 5. Life waterproof, fearless field environment, splash-proof, bad weather easy to handle Package Included: 1*Flashlight, 1*USB cable