Resumen: The Hummer W2 (henceforth referred to as the W2) is a semi-autonomous vehicle controlled by a remote user over an Ethernet bridged to a wireless (802.11b) interface. A low volume/high pressure water cannon mounted on the vehicle is capable of moving on 2 axes of movement. A web cam mounted on the cannon provides the user with a real-time video feed used to aim and shoot the cannon. There are analog infrared sensors mounted on the vehicle are used for collision avoidance.