Casio SL-450 Solar 4-Function Calculator
Item # CS-SL450

The features of this calculator include 8 digit easy-to-read LCD display, Square Root key and percent key. The rounded,hard, plastic keys are durable, comfortable and tamperproof. Function signs are shown on the display so you can see clearly what function you are using at all times. Even low light can power this calculator, so you’ll never need batteries.