Streamlight Twin-Task USB Headlamp with USB cord and Elastic Head Strap, Black/Red Features IPX4 Water Resistant 2m Impact Resistance Tested 120 Tilting Head Low Profile, Ergonomically Balanced Design Adjustable Elastic Headstrap Specifications Case Material/Lens High Impact, Super Tough Nylon Construction, and Polycarbonate Lens Light Source C4 LED and COB LED Technology, Impervious to shock with a 50,000 Hours Lifetimw On/Off Multi-function Push Button Switch Battery Rechargeable 2200 mAh Lithium Ion, Charges in 4 1/2 Hours and Rechargeable up to 300 Times Dimensions Head Light 1.35 Height x 2.125 Width and Head Bracket 2.67 Length 2.67 Weight 6.10 oz with Li Ion Battery Color Black/Red Output/Runtime Spot High 375 Lumens, 3,650 Candela. 121m Beam, and Runs 4 3/4 Hours Medium 175 Lumens, 1,850 Candela, 86m Beam, and Runs 8 1/2 Hours Low 50 Lumens, 440 Candela, 42m Beam, and Runs 20 Hours SOLD QUANTITY 1