The TLR-7 Sub-Compact Tactical Weapon Light for railed pistols is designed to securely attach to Glock 43X/48 MOS and 43X/48 Rail. Use this light to allow for identification of potential threats before taking action. Features ambidextrous switch for easy operation and produces a 141 meter narrow beam with optimum peripheral illumination. Includes one CR123A lithium battery and mounting kit w/key.