Over 250,000 pilots have trusted Sporty's Electronic E6Bs over the years for fast flight planning and accurate FAA test calculations. Its pilot-friendly design makes quick work of any navigational, weight and balance, or fuel problem, and it also performs conventional arithmetic calculations. It's invaluable for students and experienced pilots alike: calculate heading and groundspeed, density altitude, Celsius to Fahrenheit, required rate of climb, and much more. Sporty's E6B is handy for everyday calculations, and will help you make safer preflight decisions. It's also ideal for anyone studying for the FAA Private Pilot Knowledge Test. Far easier than using manual E6Bs, this electronic version delivers accurate results with less chance for error. Take it into the testing center and work all those navigation or performance problems with ease.