• Circle calculations for area, circumference, circle volume and circle wall surface area
• Calculate volume, wall surface area and circle volume
• Measure lengths and widths, press a button and area and perimeter

Why the DigiRoller Plus III is better than other measuring wheels:

Easy-to-use handle-mounted controls with 7-digit backlit display

Easy transport and storage - it has a built-in carrying handle and folds to half size

Gear drive is sealed for better protection

Work in the units you use - U.S. or metric

TrueTac buttons make it easy to use when you're wearing gloves

Center line design for balance and accuracy

Measures up to 9,999,999 feet, meters, yards or inches

Includes backpack carrying case

2-year warranty

Great for: General Contractors, Estimators, Paving and Concrete Contractors, Landscapers

Key Specifications

Measuring Range: 0 to 9,999,999 (yards, meters)

Wheel Accuracy: 99.5%

Internal Math Accuracy: 12 digits

Length: Extended - 40.5" (103 cm)

Folded - 21.5" (55 cm)

Wheel Size: 12.5" diameter (32 cm)

39.3" circumference (1 m)

Maximum Speed: 12 mph (19 km/h)

Display Capacity: 7 digits (9,999,999)

Weight: 4.1 lbs (1.9 kg)

Power: One 9V battery

Operating Temperature: 14°F to 104°F (-10°C to 40°C)

Storage Temperature: -4°F to 140°F (-20°C to 60°C)

Product Contains

Includes:

Handy backpack/carrying case

One 9V battery

Reflective tape for safety

Two-year warranty

Wrist lanyard