The Tree CSS-400 Digital Shipping Scale from LW Measurements is a high quality, reliable bench style postal scale that features a pop-out LCD display indicator, stainless platform, AC power option and 400lb capacity with 0.1lb resolution. The LW Measurements Tree CSS - Shipping Scales are easy to use and have a 16" x 14" stainless platform and can be used with an AC Adapter or 4 AA batteries. Auto Shut Off, Auto Zero Tracking, Large LCD with Auto Backlight, Switchable KG/LB Option, Auto Calibration, Hold Function. Capacity/Resolution: 400 x 0.1 lb Platform Size: 14 x 16 inches Units: kg, lb AD Update Speed: 7.5 Hz AC Adapter Included AnyCAL Software Weight: 9.00 lb