SPOT messenger uses satellite technology to determine individual’s exact GPS coordinates. Enables life-saving communications with co-workers, emergency responders and others. Alert 911 feature notifies and dispatches emergency responders to user’s exact location, while sending updated message every 5 minutes (until canceled by user). Also lets user request help from friends, family and co-workers, who can track user’s location and progression using Google maps. Works around the world, independently of cellular networks. Rugged design operates in minus 40 to 185 F temperatures; resists vibration and impact; and floats in water. Measures about 4.5 by 2.75 by 1.5 ins. and weighs 7.37 ozs. Runs on two AA 1.5-volt lithium batteries. Monthly subscription charge enables operation. Spot Inc., Milpitas, Calif.