starter 123 compass If you’re a beginner, the Starter Model 1-2-3 compass is a great tool for working with maps and orienteering. Their base plates are designed especially for children’s smaller hands. The rotating capsule has a 2° dial graduation and clear base plate makes them easier to read a map and plan the course. Inch and millimeter scales are provided for mapping or plotting. Plus, a lanyard hole on the base plate makes for easy carrying. Size: 2 " x 3 " Weight: 0.9 oz.