This kit provides a mix of sensors, LED's and other items to get you started wokring with Arduino microcontrollers
All components come in a handy storage case
9V Wall Adapter
Male to Male Jumper Wire
Through hole resistors
Potentiometer With Big knob
Three digits 7-seg LEDs
I ordered batteries and a set of test leads. I received them within three days of when I ordered them and I got a great price. Fast service and a great price - what more could you want.