All pins are soldered as shown in the photos.

Microcontroller	ATmega328
Operating Voltage (logic level)	5 V
Input Voltage (recommended)	7-12 V
Input Voltage (limits)	6-20 V
Digital I/O Pins	14 (of which 6 provide PWM output)
Analog Input Pins	8
Dimensions	0.73" x 1.70"
Length	45 mm
Width