electronic device black or grey a small rectangular or square body a numeric keypad a display screen a power button a memory button a reset button a set of function buttons a power cord or batteries
calculator which has electronic device calculator which has black or grey calculator which is a small rectangular or square body calculator which is a numeric keypad calculator which is a display screen calculator which is a power button calculator which is a memory button calculator which is a reset button calculator which is a set of function buttons calculator which is a power cord or batteries