Nano 100% Compatible: Identical form factor, pinout, and functionality to the official Arduino NanoCompact Design: Small size, ideal for space-constrained embedded projectsUSB Programming and Communication: Onboard Micro-USB interface for direct connection to a computer for programming and communicationRich I/O Interfaces: Provides 22 digital I/O (6 PWM channels) and 8 analog inputsDual-row through-hole design: Can be directly inserted into a breadboard without the need for an additional adapter board.Main Control Chip: ATmega328P (16MHz)Flash/RAM/EEPROM: 32KB / 2KB / 1KBOperating Voltage: 5VInput Voltage: 7-12V (via VIN pin) or 5V (via USB)Digital I/O: 22 (6 of which support PWM output)Analog Inputs: 8 channels (10-bit ADC)USB to Serial Converter: FT232RLCommunication Interfaces: UART, I2C, SPIMain Applications:Compact Embedded Systems: Drone flight controllers, small robots, wearable devicesIoT End Nodes: Data acquisition, sensor hubs, small controllersProduct Prototype Development: Smart hardware projects requiring small-sized prototypesTeaching and Experimentation: Replacing UNO on breadboards, saving spaceCommunication interfaces: UART, I2C, SPIColor: BlueMaterial: PCBPackage Contents:1*Development BoardOnly the above package content, other products are not included.Note: Light reflection 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 +/- 1-3cm.