Ohaus, NV221, Improved Navigator Series Portable Balance, 220 g x 0.1 g OHAUS raises the bar in price-performance ratio with the newly-designed Navigator series which is perfect for general weighing applications in laboratory, industrial and education settings. Ruggedly constructed and multifunctional, the Navigator's a powerful balance that can handle a diverse range of weighing applications with features such as fast stabilization time, overload protection at four times its rated capacity, and easy operation Units: g, kg, N, oz, ozt, dwt, lb, lb/oz, ct, grain Modes: Weighing, Parts Counting, Percent Weighing, Check weighing Pan Size: 7.5" x 5.7" Power: AC Adapter (Included) or 4 "C" Batteries (Not Included) SPECIFICATIONS Maximum Capacity220 g Readability0.1 g Pan Size (LxW)5.7 in x 7.5 in (144 mm x 190 mm) Battery Life270 Hours with Disposable Batteries CommunicationRS232 (Available as an Accessory); USB (Available as an Accessory); Ethernet (Available as an Accessory) Dimensions (HxLxW)2.8 in x 9.1 in x 8 in (70 mm x 230 mm x 204 mm) DisplayLCD Display with white backlight In-use coverNo Legal for TradeNot Applicable Net Weight2.2 lb (1 kg) Pan ConstructionStainless Steel Power4 C (LR14) Batteries (Not Included); AC Adapter (Included) Stabilization Time1 s Tare RangeTo capacity by subtraction Transportation CaseAvailable as an Accessory Units of MeasurementCarat; Grain; Gram; Newton; Ounce; Ounce Troy; Pennyweight Working Environment50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85%RH, non-condensing) Auxiliary Display ModelNot Applicable