Headlamp & Flashlight: Suitable for outdoor use, night hiking, fishing supplies, hiking, running, camping supplies, hunting, hard hat accessories for a construction helmet, etc. Portable Light: Featuring a magnetic base, durable headband, and firm pocket clip for a variety of hands-free uses. Smart Sensor: The built-in proximity sensor will reduce the brightness for protection when the head light detects an obstruction nearby. Rechargeable Headlamp: Incredible MCC3 cable with a charging current up to 2A, increg charging speed by 33%. High Performance: Customized rechargeable battery with a maximum output of 2,500 lumens, 25% brighter than the Perun led headlamp.Material: Aluminum. Light Source Type: LED. Power Source: Battery Powered. Color: Black. Special Feature: Durable,Portable,Waterproof. Date First Available: November 17, 2020. Best Sellers Rank: #16,712 in Tools & Home Improvement. Customer Reviews: 4.6 out of 5 stars 1,700 ratings 4.6 out of 5 stars. : B08LV6VYYV. Assembled Diameter: ?1.13 Inches. Warranty Description: ?Olight 5-year warranty. Batteries Required?: ?Yes. Batteries Included?: ?Yes. Special Features: ?Durable,Portable,Waterproof. Cutting Diameter: ?1.13 Inches. Batteries: ?1 Lithium Ion batteries required. Item model number: ?O-PERUN2#US-FBA-Parent. Country of Origin: ?China. Item Weight: ?5.6 ounces. Part Number: ?O-PERUN2#US-FBA. Manufacturer: ?Olight. Luminous Flux: ?2500 Lumen. Brand: ?OLIGHT. Number of Batteries: ?1 Lithium Ion batteries required. Item Weight: ?0.35 Pounds. Battery Cell Composition: ?Lithium Ion. Product Dimensions: ?4.41"D x 1.02"W x 0.91"H. Included Components: ?Headband With Silicone Bracket x 1, User Manual x 1, MCC3 Magnetic Charging Cable x 1, Perun 2. Material: ?Aluminum. Light Source Type: ?LED. Power Source: ?Battery Powered. Color: ?Black. Special Feature: ?Durable,Portable,Waterproof.