YOU ARE BUYING THESE 2 SHARP CALCULATORS MEMO MASTER 100 EL-6160 AND A BLUE SHARP SCIENTIFIC EL-531WH ADVANCED D.A.L.
I HAVE PUT NEW BATTERIES IN THESE TODAY AND THE BLUE ONE WORKS FINE, HOWEVER ON THE MEMO MASTER ONE IT NEEDED RESETTING. I PRESSED THE RESET BUTTON BUT AS YOU CAN SEE ITS READING RESET OK? AND AS I DON'T HAVE A MANUAL I DON'T KNOW WHAT TO PRESS NEXT
ANY GOLD OR WHITE SPOTS/MARKS/IMPERFECTIONS ARE CAMERA FLASH/REFLECTION RELATED ONLY.