The Nightstick USB-320 is a compact EDC Flashlight with USB rechargeability for convenience. The highly efficient LED produces up to 320 Lumens for 1.5 hours. The 6061-T6 aluminum construction is impact and chemical resistant as well as IP-X7 waterproof with a shroud that protects the USB port. This compact EDC light is only 4.5" long and 3 ounces and with the included deep carry pocket clip make this easy and comfortable to carry.Features: 320 Peak Lumens 3,100 Candela 1 hour 30 minute runtime 111 meter beam distance Single switch USB rechargeable 6061-T6 aluminum construction Length: 4.5" Weight: 5.4 oz. Limited lifetime warrantyModes: Momentary ConstantNightstick flashlights manufactured by Bayco Products Inc. is a global brand of professional lighting products including handheld lights, headlamps, and other lighting solutions. Made from high quality materials like CREE LEDs and stat-of-the-art electronics to provide you with a long lasting and dependable flashlight.