Digital Map Measurer Determines Distance on Any Map
Compact Map Measurer fits in your pocket and rolls over any map to measure distances. Flip open its top to reveal a calculator! Also includes a mini map light and mini compass. Plastic measuring wheel. Scales range from 1:100 to 1:99, 999, 999. Measures 1.8"W x 3.9"L x 0.7"D.