Specification:
Material: TPR plastic + aluminum alloy
Measuring range: 9999.9M
The measurement accuracy is 10cm
The guide rod can be folded in length 40cm
When unfolded, the length of the guide rod is 102cm
The wheel diameter is 318.m
1m per wheel

Packing list:
1 measuring wheel
1 5M steel tape measure
20*Mark the small red flag
1 * Carrying case
1 *User Manual