Map Wheel Scalex

Fast, accurate electronic distance measurement for any scale map with the Scalex MapWheel™. Select the built-in scale factor to match the map and roll the MapWheel. The measurement is displayed instantly. 

Protective case included *

• Accuracy: 0.25%
• Batteries: 2 x AAA (included)
• Rugged roller wheel for accurate measurement
• Audible beeper indicates wheel motion
• Easy-to-read display shows length, count and scale factor simultaneously
• 19 built-in user scale factors including all common map scales
• Measures in miles, kilometers and nautical miles
• Counter and adder buttons on probe tip let you count stops made or add fixed destination lengths as you measure
• Create, store and retrieve user scale factors
• Automatic shut-off assures long battery life