Maximum style, Minimum waste – the meaning of “X”: “X” stands for Design X Ecology, intended to synergize design and ecology values into the product. Design: X Mark I arrives in contemporary design in both glossy black and white tones, available with numerous color variations. It breakthroughs the traditional calculator image with the design concept of elegant, slim and minimal. Ecology: Its display panel is made from Canon digital camera Prism production process residual material, struck to minimize waste and maximize resource and provides an easy to read LCD display. Full solar power assures longer life and eliminates battery replacement.