Datexx Eco-Calc Earth Friendly 224 Function 2-Line Display Scientific Calculator. Rohs complaint: Mercury-free battery. Meets European standards. More feature than TI-30. DS-700-36. Scientific calculator. 224 functions. 2-line display scientific calculator. DS-700. 224 functions 2-line display scientific calculator. Fixed decimal option. Statistical and regression (capability of production CP, CPK and 6 series regressions). Degree, minute, seconds calculation. Polar/rectangular coordinate, transformation. Fraction calculations. 224 functions (209 functions excluding memory). Max. 9 pending values. Max. 24 pending operations. 8 steps store/recall. This unit is ideal for mathematic calculations, trigonometry, statistics, and algebraic functions. Our commitment to the environment. This product is rohs complaint: Mercury-free battery. Meets European standard. Requirements for: lead, cadmium and hexavalent chromium. Find more simple life solution products at: www.datexx.com. Take charge and shape up your... Finances. Energy use. Wellness. Join team - Datexx. Register at datexx.com to receive: free extended warranty, Datexx care support and member benefits. All rights reserved. Datexx is a registered trademark of Teledex Inc. ©2009 Teledex Inc.