An industry first, the ultra-compact TLR-6 weapon light with C4 LED and integrated red aiming laser features tool-less battery replacement without removal from the weapon or the need to re-sight the laser. The light provides 1 hour of regulated runtime when in dual light/laser mode. Designed to securely attach to the trigger guard of the subcompact pistols. Durable, impact-resistant polymer construction; IPX4 water-resistant. 1 meter impact resistance tested. Specifications: – Fits: TLR-6 (M&P Shield) 40/9 with lithium batteries. Battery: (2) 3V CR-1/3 N lithium. Size: 2.30 x. 085″ x 1.42″. Weight: 1.27 oz.