High and low modes (double tap the tail switch to change modes): High: 500 lumens; 90m beam; runs 2 hours Low: 50 lumens; 30m beam; runs 8 hours Lithium-ion battery charges in 4 hours Durable, anodized machined aluminum construction; scratch-resistant polycarbonate lens Metal sleeve protects charge port; slide sleeve forward to reveal charge port with charge indicator Red – charging Green – fully charged Removable pocket clip also clips onto brim of hat for hands-free use IPX4 water-resistant; 1m impact resistance tested Includes USB cord 4.5 in (11.43 cm); 2.2 oz (62.4 g) Limited lifetime warranty