Made for the professional and built for the extremes, the Fenix HP35R Rechargeable Professional Headlamp is built to perform. The rotary and button combo switch allows you to choose between different levels of spotlight, floodlight, or both- for a jaw-dropping 4000 max lumens with an almost 500-yard throw. The battery pack contains two built-in 5000mAh batteries and can be used as a power bank to charge other devices. Built into the battery case is a red safety light used for alerting others to your location. FeaturesSpot-and-floodlight delivers a max output of 4000 lumens and high CRI floodlight delivers a max output of 1200 lumens.Utilizes one XHP70 neutral white LED, two Luminus SST20 warm white LEDs; with a life span of 50,000 hours each.Rotary switch and electronic switch for easy and fast operation.Quick-release large-capacity battery case with red light function and power bank function.Intelligent brightness downshifting function to avoid potentially dangerous high temperatu...