Suitable for basic and scientific calculations. Ideal for both key Stage 3 & 4 Mathematics. The two-line display makes it possible to view both the calculation formula and its result at the same time. Features: 240 functions, 2 line large display, Shows 10 digits + 2 digit exponents, Auto power off. Hard protective sliding cover, durable plastic keys, and replaceable batteries (2 x LR44). Plastic free packaging.