Chip model is AT90USB1286, microcontroller software development and learning the best experimental board, has been installed Bootloader , you can directly download the application code through the common USB interface, helpful for beginners.USB can be any type of device;AVR processor, 16 MHz;Single pushbutton programming;Easy to use Teensy Loader applicationCompatible for ;Free software development tools;Works with , Linux & Windows; size, perfect for many projectsAvailable with pins for solderless breadboardColor: colorMaterial: PC + metalPackage Contents:1 * Teensy 2.0++ USB AVR Development Board1 * USB CableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.