ATMEGA16U2+MEGA328P Chip For Arduino UNO R3 Development Board With USB Cable

1. Arduino can simply use sensors and connect various electronic components (such as LED lights, buzzers, buttons, photoresistors, etc.) to make a variety of interesting works.2. Main control chip: ATMMega328P3. SRAM: 2KB4. Working voltage: 5V5. Analog input pins: A0-A56. Input voltage: 7-12V7. EEPROM: 1KB8. Digital I/O pins: 0-13 (6 supports PWM)9. Clock frequency: 16MHz10. Memory: 32KB