ca P1-dhv g printing calculator. From ca Environmentally-friendly, the Canon P1-DHV-G performs advanced calculations - in the palm of your hand. Showcasing a stylish, polished white design and 12-digit LCD display, the P1-DHV-G features a lower casing made from 100% post-consumer recycled plastic. Time calculations enable you to analyze time- based fee structures, while the profit margins can be computed with the touch of a few keys. There's even a built-in low battery indicator to alert you when it's time to replace the batteries to ensure you never lose your important data.