9 Safety equipment, namely GPS personal location beacons and computer application software for mobile phones and handheld computers for use in a man overboard (MOB) situations that shows crew overboard bearing, distance and coordinates at point of loss; Nautical instruments to aid in navigation and course charting, namely, dividers, parallel rulers, parallel plotters, course plotters, protractors, protractor triangles, nautical slide rules, chart measures, vectormasters, vecta-roses and compasses; nautical measuring equipment, namely, barometers, barographs, and thermometers; marine electrical equipment namely, digital volt meters and pump cycle recorders; safety equipment, namely, LED beacon lights