The 3400 Lumen Ultra Series USB Rechargeable LED Flashlight features an intense beam of light that projects an output of 195 meters. Constructed of durable aircraft grade anodized aluminum, this light contains 4000mAh of Li-Ion battery power for extended run times. Other features include recharge-ability via USB, power bank functionality and a recessed tail cap. With multiple light output modes you can be in control of the beam, brightness and run time.