[Huge Performance] OLIGHT WML has 1,000 lumens in high mode with a maximum throw of 200 meters and a low mode with 200 lumens for use indoors. [Reliable and Sturdy] OLIGHT tactical light’s sturdy setscrew improves the product’s reliability and sturdiness. It also enables assembly and disassembly with one hand. [Adjustable Key-Block] OLIGHT PL-3S Valkyrie has adjustable Key-block rail mount to accommodate a range of rail structures. [Wide Compatibility] Both GL (installed) and Picatinny size rail inserts are included in the package as standard for excellent compatibility. [Ambidextrous Switches] It contains a dual mode setting switch to accommodate various user circumstances. Ambidextrous switches allow for effortless momentary-on, constant-on, and strobe activation with either hand.