Do I need the Arduino IDE Installed In This Scenario

spycatcher2k:
No - the drivers are available separately, but without knowing what model (Clone or original) I can't give more that that.

Well The Arduino Mega is one of the ones you get off of eBay...
https://www.ebay.com/itm/Arduino-Compatible-Atmega2560-16AU-CH340G-ATMEGA-2560-R3-Board-Mega2560-R3/400935362320?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2060353.m1438.l2649