Our Plan Measuring Wheel measures plans fast & accurately. The PlanWheel  SA2 is the perfect tool for taking scaled measurements from blueprints, plans and maps. Just select the built-in scale factor to match the plan and roll the wheel. The measurement is displayed instantly. The PlanWheel SA2 is a Stand-Alone model. It does not interface with your computer.

• 111 built-in and thousands of available user-defined scale factors. Includes all common scales – imperial and metric too
• Calculate auto-scale factor from reduced, enlarged or odd-scale drawings
• Measures in inches, feet, yards, miles, centimeters, meters and kilometers
• Calculates square and cubic dimensions for regular areas and volumes
• Counter and adder buttons on probe tip let you count items or add fixed lengths as you scale
• Create, store and retrieve 2 user-defined scale factors
• Clear, audible tone indicates wheel movement
• Automatic shut-off assures long battery life
• Low battery indicator
• Plus / minus (+ -) mode allows user to simply roll backwards to deduct an over-rolled measurement