CONTENTS: Nitecore NU31;USB-C Charging Cable;Headband BRIGHT LIGHTWEIGHT HEADLAMP- Weighing at only 3.3 oz, the NU31 headlamp is capable of a 550 lumen max with a beam distance of 158 yards. TRIPLE OUTPUT VERSATILITY - a primary white LED with 3 outputs, SOS, and beacon, with a high CRI auxiliary LED, and auxiliary red LED for multiple scenarios. BUILD FOR OUTDOOR rated IP66 water resistant, bold new aerodynamic unibody design of polycarbonate and aluminum for excellent heat dissipation and durability. USB-C FAST CHARGING - Offer extra long time of 5 hours on high and up to 147 hours on extra low. Recharge to full in only 1.5 hours, and offers a runtime of up to 147 hours.