Arduino Pro Mini 5V with headers

Maximum voltage: 5V
Clock speed: 16Mhz
Input voltage: 5 to 12V
EEPROM: 512Bytes
SRAM: 1KB
14 Digital input / output pins of which 6 can be used as PWM
8 analog inputs A0 to A7
Maximum current per I / 0 pin = 40mA
Reset function by means of a touch button
16KB Flash memory of which 0.5KB is used by the bootloader
Secured against overvoltage
The Pro Mini comes with a set of header pins so you can determine the configuration yourself.