About this item: 
The MEGA complete starter kit with more than 200pcs components, premium quality and 100% Compatible with Arduino IDE 
Free pdf tutorial in the cd (33 lessons) 
Lcd1602 module and gy-521 sensor module with pin header ( no need to solder by yourself) 
Nice package with clear listing and surprise including a nice small box to keep the widget such as LED, IC, buttons, diodes, etc. 
We have always cared about the customer experience and improve the product function details