Casio Calculator Solar Powered MX-12B

The Casio MX-12B is the upgraded version of the MX-8B , the UK's best selling desk calculator and has a large and clear 12 digit display, it's dual powered (Solar with Battery Backup) and performs all the main basic functions.

It has an extra large '+' key, a square root key, change sign key and also incorporates a 4-key memory function and a Mark up Key (MU).