Advanced Deep Woods Compass Inch, 1:62,500 & 1:24,000 Mile Scales - Map Magnifier - 4 Second Dampening - 2 Degree Gradation - Rotating Capsule/Dial - Declination Adjustment Scale - Luminous Points for Night Use 2801030$16.95, 10/$155.00 Explorer Type 3WSame features as above with the addition of a Map Distance Wheel 3W$18.95, 10/$175.00 Need more information? Please feel free to contact us at 1-800-592-6940 - Ask for Extension 547 or Internet Sales.