Calculator-Scientific 169 Function 10+1 Digit (El510Rnb)

The Sharp® EL-510RTB is twin powered (solar & battery backup). 10+1-digit LCD display. Features include: fraction function; one-variable statistics; D.A.L. (Direct Algebraic Logic) equation entry; last answer recall; and playback and editing functions including 1 independent memory. Protective hard case. 2-4?5"W × 4-9?10"H × 2?5"D.