The following velocity or speed units are supported

• Centimeters/minute
• Centimeters./second
• Feet/hour or foot per hour
• Feet/minute or foot per minute
• Feet/second or foot per second
• Inches/minute
• Inches/second
• Kilometers/hour or Kilometers per Hour
• Kilometers/second  or Kilometres per second
• Knots
• Mach number (ISA/SL)
• Meters/hour or Meters per hour
• Meters/minute or Meters per minute
• Meters/second [m/s] or meters per second
• Miles /hour or Miles per hour
• Miles/minute or Miles per hour
• Miles/second or Miles per second
• Speed of Light
• Yards/hour
• Yards/minute
• Yards/second