Model Name : Casio Portable SX-320P Calculator
 
Product Details  

*Extra Large display
Larger display makes more data easier to read.

*Two-way power (Solar + Battery)
Solar powered when light is sufficient, battery powered when light is insufficient.

*Key rollover
Key operations are stored in a buffer, so nothing is lost even during high-speed input.

*Plastic keys
Designed and engineered for easy operation.

*Durable metal Faceplate
Tough cover stands up to rough treatment.

*Regular percent
Regular percentage calculations.