Desktop calculator features a cabinet made from a high percentage of recycled plastic. The slanted, 12-digit LCD screen is easy to read and offers three-digit punctuation. Four-key memory includes memory plus, memory minus, recall memory and clear memory keys. Other functions include Grand Total, double-zero, cost/sell/margin, tax keys, square root, sign change, and percent key. Decimal settings include F, 3, 2, 0 and A. RoHS compliant calculator works in any lighting, automatically switching from solar to battery power in low light.