Sharp ER-A420 cash register
2711 Decimal @ 1 or 2 or 3 or 4 @ *rate cash
*six digits: 0.0001 to 99.9999%
Make sure you turn key back to R. Also please understand this does not make your departments of PLU's taxable. It sets the tax rate you still will have to make your items taxable or not by rate 1 or 2 or 3 or 4.