The HV-KGV series by A&D feature triple range, allowing you to change resolution automatically for three different capacity levels. 6/15/30 lbs x 0.002/0.005/0.01 lbs, Platform: 9.8" x 9.8", Legal for Trade, VFD Display & operates on AC Power Cord Only. The HV-15KGV 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-15KGV in detail with additional information regarding optional accessories HERE.