Meet the MecArmy FL02 Keychain Flashlight: a TC4 titanium tool with CREE XP-G2 S4 LED that delivers 360 lumens of light. It runs for up to 8 hours and has a max beam distance of 64 meters and 4 lighting modes. A strobe function is also available.
This flashlight is IPX5 waterproof. It is powered by a 120mAh battery.