8 digit colorful calculator is great for back to school. 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 fits perfectly in a pocket or purse. Other functions include: non-slip rubber keys, percent key and square root key. Assorted fun colors: lime, blueberry and cranberry. Operates on hybrid power (solar/battery backup). 2 year manufacturer's standard warranty.