Streamlight MicroStream USB Pen Light Flashlight - Ultra-compact, this personal light, which fits in the palm of your hand or comfortably in your pocket, provides unparalleled performance for its size. High and low modes (double bump the tail switch to change modes): High: 250 lumens; 68m beam; runs 1.5 hours Low: 50 lumens; 31m beam; runs 3.5 hours Lithium ion battery charges in-product in 4 hours Multi-function push-button tail switch with charge indicator: Red – charging Green – fully charged Durable, anodized machined aluminum construction; scratch-resistant polycarbonate lens Metal sleeve protects charge port; slide sleeve forward to reveal charge port Removable pocket clip also clips onto brim of hat for hands free use IPX4 water-resistant; 1m impact resistance tested Includes USB cord and high-strength lanyard Ultra-compact design fits in the palm of your hand, comfortably fits in your pocket 3.87in (98.2 mm); 1.2oz (34.1g) Charges with Streamlight's EPU-5200 portable USB charger #22600 (sold separately) Limited lifetime warranty