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|---|---|---|---|---|---|
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                        M5Stack Paper S3 E-Paper Display Touchable Low Power Consumption 4.7-inch E-ink Display Development Kit ESP32S3
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                        LILYGO Grey Shell Version T-Display-S3 1.9-inch LCD Display Development Board WiFi Bluetooth5.0 Wireless Module for Arduino
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                        Sketchboard Mechanical Arm Plotter Robot Arm Students Programming Learning DIY Kit for Arduino
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                                            Arduino UNO Mega 328 ATMEGA328P Free USB Cable 00906
Features:
- Microcontroller board based on the ATmega328 
- Digital input/output pins (of which 6 can be used as PWM outputs),
- 6 analog inputs, a 16 MHz crystal oscillator
- Features the Atmega8U2 programmed as a USB-to-serial converter
Specfications: 
|   Microcontroller  |    ATmega328  |  
|   Operating Voltage  |    5V  |  
|   Input Voltage (recommended)  |    7-12V  |  
|   Input Voltage (limits)  |    6-20V  |  
|   Digital I/O Pins  |    14 (of which 6 provide PWM output)  |  
|   Analog Input Pins  |    6  |  
|   DC Current per I/O Pin  |    40 mA  |  
|   DC Current for 3.3V Pin  |    150 mA  |  
|   Flash Memory  |    32 KB (ATmega328) of which 0.5 KB used by bootloader  |  
|   SRAM  |    2 KB (ATmega328)  |  
|   EEPROM  |    1 KB (ATmega328)  |  
|   Clock Speed  |    16 MHz  |