Ohaus Scout Pro Portable Electronic Balance, 400g Capacity, 0.01g Readability Portable, conventional balance with 400 g capacity and 0.01 g readability (also called accuracy) High-contrast LCD shows results in four weighing units and multiple application modes Stainless steel 12 cm diameter weighing pan is corrosion resistant Powered by four standard AA batteries or the included AC adapter, for increased mobility Integrated transportation and software locks protect the balance from shock and overloading