Though in a compact size, PR2000 can give out 2000 lumens on its max brightness and turn night into day for your night riding. It's a versatile light great for trail riding, road and gravel riding with the design of high and low beams and runtime display. The upgraded wireless remote switch gives you better control of the light in various riding environments. With battery runtime extension, the light is also ready for long-distance bike racing. DuaLens optical design for road biking mode Providing broad close-range flood light with anti-glare low beam for commuting, no dazzle and glare for oncoming riders and pedestrians HiLo beam system for mountain biking mode Providing similar illuminating light of automotive headlight with far reaching high beam and broad flood anti-glare low beam LED runtime display and mode indicator Display the remaining runtime of each brightness level instantly in an intuitive way and help to select the ideal brightness level Wireless remote switch Turn on/off the light and change brightness levels safely without releasing the grip; single click to activate max output for signaling or emergent lighting Battery runtime extension with USB-C charging port Extend the runtime of the battery by connecting with external power source for emergency lighting when the light is in low power, no worry to be left in darkness Standard USB output port Used as a power bank to charge other USB-powered digital devices when in emergency IPX8 water-proof and durable anodized aluminum body