HFED-CPW-75W. Multiple weighing modes: lb., oz., kg., and lb.:oz. combination. Powered with AC power (adapter included) and rechargeable battery. Auto power off can be set to disable the feature or to a pre-set time interval of 2 minutes of inactivity. Backlite can be set to be always on, always off or on only when an item is on the platform. Hold function can be enabled to be automatic on, no hold, or manual hold. Has the ability to enable only the weighing units needed. Full capacity tare by subtraction. Simple four button operation. RS232 Bi-Directional interface for output to computer or printer -- cable required. FOB Shipping Point.