Dimensions: 4.25" x 2.75" x 0.63". 360 degree graduation. Scales: inch and mm. Waterproof. Romer scale: 1:24k mile, 1:25k, 1:50k. Magnifier. Turnable housing. Red and black North/South lines. Scale lanyard and slope card. Night use up to four hours. Sighting mirror. Clinometer. Declination adjustment. Clam packed.…......Please note the the minimum purchase in this collection is 100 dollars