Water and dust resistant for use in most weather conditions, Wire-hung, magnetically dampened compensator, Large, easy-to-use focusing knob, 360 degrees horizontal circle, Prism for bubble viewing, 1:100 stadia for distance estimation, Top-mounted optical sight for quick reference, 5/8” - 11 threads for standard tripods, Fine adjusent knobs on left and right sides with endless horizontal drive, 40-6961 Includes > Automatic level, contractor grade aluminum tripod, 13' aluminum grade rod with carrying bag, instruction manual with warranty card and a hard-shell carrying case