The 1-Step is the World's Easiest Metric Conversion Calculator - no complicated menus or key sequences. For example, to convert 5 liters to quarts: enter 5, press L, press qt - it couldn't be easier. The 1-Step offers 350+ conversions in the palm of your hand. Perfect for import/export, woodworking, cooking, contractors, and more. Comes with a hard, slide-on case for safe field use. 1 year manufacturer warranty. Length Units: miles, yards, feet, inches, kilometers, meters, centimeters, and millimeters (mi, yd, ft, in, km, m, cm, mm.) Area Units: acres, square miles, square yards, square feet, square inches, hectares, square kilometers, square meters, square centimeters, and square millimeters (ac, mi^2, ya^2, ft^2, in^2, ha, km^2, m^2, cm^2, mm^2.) Weight Units: short U.S. tons, pounds, ounces, metric tons, kilograms, grams, and milligrams (ton (U.S.), lb, oz, t, kg, g, mg.) Volume Units: liquid ounces, table spoons, cups, pints, quarts, gallons, liters, and milliliters (fl oz, tbsp, cup, pt, qt, gal, L, mL.) Cubic Units: cubic yards, cubic feet, cubic inches, cubic meters, cubic centimeters, and cubic millimeters (ya^3, ft^3, in^3, m^3, cm^3, mm^3.) Temperature Units: degrees Fahrenheit and degrees Celsius (°F, °C.) Pressure Units: pounds per square inch and kilopascals (psi, kPa.) Number Conversions: decimals and fractions (rounded down to the nearest 1/64 for woodworkers and machinists.) Other Features: User-settable Specific Gravity for conversions between volume and weight. Full 4-function decimal/fraction battery powered calculator with backspace, memory, percent, and traditional and algebraic calculation modes.