1000' Ft Walking Distance Wheel Aluminum Measure Expandable Counter

1000' Ft WALKING Distance WHEEL Aluminum MEASURE EXPANDABLE Counter* Wheel diameter: 141mm*Measuring distance: 0-99999.9 m/ft*Reset: Push button* Handle: Extendible, Aluminum material*Extended size: 1000mm* Storage size: 460mm*N. W: 0.45Kg1. Metric and british system change freely, big digital display, offering clear reading figures, memory storage function. 2. Humanity design handle, easy operation, all the buttons are water proof and anti dust. 3. Aluminum alloy flexible body, very convenient and meet different needs. 4. Experienced two times shaped rubber wheel, anti slip, meet different situation need. 5. With position fixed device.