Quickly total invoices on the road

Features: -Cuts time spent and reduces errors when totaling invoices out in the field. -Automates and displays the Labor, Parts/Materials, Tax, and Total. -Ability to change tax rate on labor and/or parts. -Totals truncate to 2 decimal places. Tax is rounded up to the hundredths when the -halfway point is a value of 5 or higher.       Example:       if tax = 2.775, actual tax = 2.78       if tax = 2.77445, actual tax = 2.78       if tax = 2.771, actual tax = 2.77 -After tapping Parts you can turn your iDevice sideways (landscape) for a larger readout. -Built in flashlight function for illuminating your invoice. -Two tax rates are configurable to allow multiple jurisdictions. The secondary tax rate -can also be used as a tip calculator. -3 Skins to choose from: Original, Blue Steel, and Magnum. ***Parts are added per line. The timer is used to create a delay when making a single multiplication. This delay gives you enough time to read its subtotal to then transfer onto the invoice.***