The HVKGL series by A&D have triple range, allowing you to change resolution automatically for three different capacity levels. 6/15/30 lbs x .002/.005/.01 lbs , Platform: 9.8 x 9.8 inch, Legal for Trade, LCD Display & operates on AC Adapter or 6 D batteries. The HV-15KGL comes standard with a post and A&D has designed the scale to also be used without the post. Separate the display from the base with a distance up to 60 inches or you can purchase an optional Display Extension Cable allowing you to extend the length to 17 feet. You can also review the specifications on the HV-15KGL in detail with additional information regarding optional accessories HERE.