1.Small, lightweight and portable.Professional Multi-function High Precision On-board Compass.
2.Great for marine, vehicle, boating, traveling, hiking, outdoors, etc.The outer tick of outer ring is CM ruler. The pointer rotating a week is a cm.
3.The inner tick of outer ring is 1: 50,000 scale, applying to the 1:50,000 map.
4.The outer tick of inner ring is 1: 20,000 scale, applying to the 1:20,000 map.
5.The inner tick of inner ring is 1:5,000 scale, applying to the 1:5,000 map.
Instruction:
Move the pointer to zero, i.e. at the scale of 1:1.
Align the small wheel to the measuring address, slip(rolling) to the destination along the route.
According to the map scale, read the number of kilometers on the odemoter.
Material: Aluminum alloy + ABS
colour: black
Package Contents:
1 x Map Rangefinder Odometer
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