Calculator-Scientific Dual 420 Function 10 Digit/2Line

The SHARP® EL-520XTBBK is twin powered (solar & battery backup). Advanced 2 line scientific calculator with Direct Algebraic Logic (D.A.L.) display, allows calculations to be displayed as written on paper display. Perfect for students studying general math & science, pre-algebra, algebra I & II, geometry, trigonometry, statistics, biology, chemistry, and physics. Features include: 8 Temporary & 4 formula memory buttons; 1 & 2 variable statistics; 3 Variable linear equation solvers; and Physical constants & metric conversions. Durable, gloss black finish with white accents. Protective hard case. 3-5?16"W × 5-5?16"H × 5?8"D.