Product Details     Style: NS5098 The Nathan Neutron Fire RX Headlamp is the lightest model in Nathan's running headlamp lineup, thanks to a USB rechargeable Lithium-Ion battery. Even though it's lightweight it still packs a punch with up to 160 lumens of illumination or twenty hours of burn time between charges. The powerful center LED spotlight makes sure you can see even at full speed, and a reflective band and RGB Light™ strobes on either side make sure you're seen by motorists too.KEY FEATURES Low-profile design made specifically for runnersSide strobes provide additional visibility for enhanced safetyUSB Rechargeable Lithium Ion battery powers up to twenty hours of illumination FEATURES Max output of 160 lumens RGB Light™ allows you to choose red, green, or blue light for the side strobes Reflective elements on the band provide 360° of visibility IPX4 Waterproof rating means you can stay safe even when it's raining Five light modes including strobe allow you to choose the best illumination for your situation Nathan Neutron Fire RX Headlamp