Casio FX-115ESPLUS Scientific Calculator
Casio CSOFX115ESPLUS – Advanced scientific calculator features Natural Textbook Display and improved math functionality. Calculator is designed to be the perfect choice for high school and college students learning general math, trigonometry, statistics, Algebra I and II, calculus, engineering and physics. Protective hard case keeps the calculator from being damaged while traveling. Calculator is powered by solar power and features a battery backup supply..