1, low-cost development tool 2, easy use programming interface 3, mini USB 2.0, small size 4, 3 ... lights can show many status The PICkit™ 2 Development Programmer ... MPLAB Integrated Development Environment (IDE) the PICkit™ 2 enables in-circuit debugging on most PIC® microcontrollers. ... can be examined and modified. USB PIC PROGRAMMER(PICKIT 2, development programmer)