The Victor 700 8-digit pocket calculator is perfect for school, home or the office. The LCD display with extra large 14mm display digits is easy on the eyes. The calculator has an ergonomic shape with easy-grip contours that fits comfortably in your hands. The compact size increases portability & fits perfectly in your pocket or purse. Power Source(s): Battery; Solar; Display Notation: Numeric; Number of Display Digits: 8; Display Characters x Display Lines: 8 x 1.