Casio MJ-120D 150 Steps Check and Correct Desktop Calculator with Tax Keys, BlackMJ-120D is a 150 steps check & correct desktop calculator. This calculator has dedicated tax keys for with/without tax calculations. Besides this, it has regular per centage, Square Root, MU, =/- keys etc. Calculator has Indian Comma Marker for easy reading of numbers in Lakh & Crore. It can also be set to show numbers in Million & Billion. Calculator is operated on dual power: battery and solar. Calculator comes with 3 year of warranty. Screen Size: 22.9(W) x 94(L) mmCasio MJ-12GST GST Calculator (Black)GST calculations (calculation of multiple tax rates, calculating price-plus-tax, price-less-tax, and tax grand totals, calculating the price-plus-tax, price-less-tax, and tax subtotals for each tax rate (recall mode)), 5 independent GST keys, total GST/tax slab grand total, rounding and decimal selector, Indian comma marker, grand total, 150 steps check and correct, plastic keys, extra large display, 12 digit, solar and battery powered, screen size: 22.9(w) x 94(l) mm.