CVS Tilt Top Calculator
Dual power, percent key, square root key, plastic key. 12 digit display. 4 key memory. Big LCD display.
Dual power source: Solar cell and 1.5V x 1pc battery (back up for low light condition). 12 digits with sign liquid crystal display. Battery replacement: Replace battery with one 1.5 volt alkaline battery, such as Energizer 389 or equivalent battery. Power automatically turns off.