Deli Wheel Measuring Device, Large Wheels, Hand-Pushed Mechanical Measuring Wheel, Foldable Roller Measuring Device, Circumference 100cm

1. Ensure walking in a straight line for accurate measurements

2. Avoid measuring uneven surfaces for accuracy

3. Avoid prolonged use in rainy conditions

4. Avoid measuring in high-temperature environments and store the device away from heat

5. Keep the measuring device out of reach of children and do not use it as a toy.

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