Rechargeable. Modes: High (3200 lumens, 2h 30m runtime); Low (100 lumens, 48h runtime). 475m beam distance. High impact polycarbonate housing with flexible rubber lens ring. USB-C bi-directional charging cable included. Safety lock-out. Built-in folding stand with multiple positions for hands-free use. Waterproof. Submersible. Floats. Power bank allows you to charge USB rechargeable devices. Requires (1) Lithium battery (included). Boxed with hanging tab.