Fitting of DIY, great for Arduino DIY project, exercise your hand and brain.<br /><br />Features:<br />All 32 I/O pins are lead out.<br />Suitable for ATmega 16 / ATmega 32 chipset.<br />Easy to replace crystal oscillator.<br />Powered by external power adapter (5.5 x 2.1mm plug) or pin header.<br />4-CH VCC, GND.<br />Power-on reset and push button reset.<br />Power and program running LED indicator.<br />Standard ISP download port (not for power supply).<br /><br />Specifications:<br />Type: development board<br />Color: blue<br />Material: PCB + plastic + metal<br />Weight: 43g / 1.52oz<br />Size: 9.3 * 4.0 * 1.5cm / 3.66 * 1.57 * 0.59in ( L * W * H )<br /><br />Package list:<br />1 * development board<br /><br /><br /><br /><br /><br /><br /><br><img src="//agdetail.image-gmkt.com/m430/726/085/827085726/img/agdetail.image-gmkt.com/726/085/827085726/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/7/C2747/C2747-1-823a-KRSf.jpg" /><br>$$<img src="//agdetail.image-gmkt.com/m430/726/085/827085726/img/agdetail.image-gmkt.com/726/085/827085726/img/img.tomtop.com/product/xy/2000/2000/p/gu1/C/7/C2747/C2747-1-823a-phEo.jpg" /><br>