10pcs Pro Mini 3.3V/8M 5V/16M ATMEGA328 ATMEGA328P-AU 3.3V/8MHz 5V/16MHZ ATMEGA328PB for Arduino Development Board DIY Kit

10pcs Pro Mini 3.3V/8M 5V/16M ATMEGA328 ATMEGA328P-AU 3.3V/8MHz 5V/16MHZ ATMEGA328PB for Arduino Development Board DIY Kit

Technical Parameters:

1. 14 digital input/output port RX and TX, D2 ~ D13,

2. 8 analog input port A0 ~ A7

3. 1 to the TTL level a serial port to send and receive port RX/TX

4.6 a PWM port, D3, D5, D6, D9, D10, D11

5. Using Atmel Atmega328P - AU microcontroller

6. Support serial download

7. Support external 3.3 V ~ 12 V dc power supply

8. Support 9 v batteries

9. 16MHz/8MHz clock frequency

10. Size: 33.3 *18 (mm)