The ZIPLEVEL PRO-2030B is a Basic model ZIPLEVEL PRO-2030 with 75' Cord with No Unipod, Stakes or Protective Boot. The ZIPLEVEL revolutionizes elevation measurement again by replacing rotary lasers and clear tube altimeters for instant setup/pack-up, direct display of elevations with paper-thin precision over unlimited ranges, no line-of-sight, no distance or Earth curvature error, and no factory calibration. It is designed to save significant time and money on the job site. It has 20 powerful built-in functions with audio indicators and Bluetooth for the optional SmartLink App to instantly create tables, profiles, sections, 3D or topo-maps directly from your measurements. ZIPLEVEL is extremely fast and easy to use, has numerous powerful built-in functions, and is built for the jobsite. Includes 75 ft. (25m) Cord and User Guide Does NOT include optional accessories: Protective Boot (recommended for rugged applications), Unipod, and Anchoring Stakes. No line-of-sight and distance error with paper-thin precision over unlimited ranges Never needs factory calibration Backlight displays level or elevations directly in digits - no calculations required 20 powerful built-in functions with audio indicators and BlueTooth for optional SmartLink app Saves up to 10,000 internal data memory