ZSA80IW (Zeta series) analytical balance with an 80 gram capacity and 0.1 milligram readability with easy-to-use, push-button internal calibration. Includes a 3.5" (89mm) diameter weighing pan and windscreen (PN 5000-61). Patented, rugged design with cast aluminum housing improves stability, accuracy and durability. Includes a 5 year warranty. It has user-friendly standard features for a wide variety of applications. Comes with analytical windscreen that reduces glare due to improved anti-reflective coating.