Measuring Wheel Number of Wheels Dual Wheel Extended Handle Length 34 in Folded Length Not Applicable Handle Type Twist-and-Lock Measuring Distance - Maximum 10 000 ft Measuring Units Feet Inches Wheel Circumference 1 ft System of Measurement SAE Tread Material Polyvinyl Wheel Type Spoked Foldable Not Foldable Use Location Indoor Outdoor Application Appraising Carpet installation Indoor measuring Roofing Batteries Required Batteries Not Required Battery Size Not Applicable