Add two rows of the holes for the pins. So it can be connected with normal Dubond line. Add 3 rows of the holes for wiring. Change the in-line package of ATMEGA328P to flat package. CH340G Replace ATmega16U2 Package Include: 1 x ATmega328P CH340G Board 1 x USB Cable 7 x Gilded Pin Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.