COAST Polysteel 600 710 Lumen Waterproof Pure Beam Focusing LED Flashlight with Twist Focus and Stainless Steel Core TWIST FOCUSING OPTIC: The simple Twist Focusing system goes from an Ultra View Flood Beam to Bulls-Eye Spot Beam by twisting the head of the Polysteel 600 WATERPROOF, DROP PROOF, AND CRUSH PROOF: With an IPX8 rating and a stainless steel core, this flashlight is ultra durable and trusted tough TOUGH & RELIABLE: Backed by the COAST Lifetime Warranty against defects in materials and workmanship. IPX8 rated design for water resistance and durable polymer body for 3-meter drop protection SPECS: Light Output: 710 lumens (high), 85 lumens (low). Beam Distance: 787 feet (high), 278 feet (low). Runtime: 4 hours (high), 45 hours (low), Length: 7.9 Inches, Weight: 12 oz SPECS: INCLUDED ACCESSORIES: 4 x standard AA alkaline batteries.