Water resistant. Impact resistant. Clip. Anti-roll design. Rechargeable. Tailcap switch. Strobe. CREE LED. Non-slip grip. 900 lumens with 2 hour runtime. 215m beam distance. USB charging cord. Serialized. Requires (1) Lithium battery (included), or (2) CR123A batteries (not included). Aluminum construction. Color: Black. Clam packed.