High Lumens: 3500 Run Time on High: 1.25 hours Run Time on Low: 11.50 hours Beam Distance: 452 meters Max Candela: 51000 Battery Type: Streamlight SL-B26 Protected Li-Ion USB Rechargeable Battery Pack CR123A Lithium Battery Quantity: 2 - 4 Length: 9.53 inches 24.21 centimeters Weight: 1 pound 2.40 ounces 521.63 grams - 1 pound 3.40 ounces 549.98 grams Colors: Black The super bright 3,500-lumen ProTac HL?5-X USB flashlight is available in two configurations: rechargeable, with two of our Streamlight SL-B26?protected Li-Ion USB rechargeable battery packs, or non-rechargeable, with four CR123A lithium batteries.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }