keyestudio Nano Atmega328P Ch340 Board with Usb Cable for Arduino Nano V3, Nano Board Similar to Uno, Smaller and Breadboard-friendly

WYPH Nano Terminal Adapter for Arduino Nano V3.0 AVR ATMEGA328P-AU Module Board

ELEGOO for Arduino Nano V3.0, Nano Board CH340/ATmega328P Without USB Cable, Compatible with Arduino Nano V3.0 (Nano x 3 Without Cable)

KEYESTUDIO W5100 Ethernet Shield for Arduino Mega 2560 UNO R3 Duemilanove, Easily Connects Arduino to Internet

Elegoo EL-CB-001 UNO R3 Board ATmega328P ATMEGA16U2 with USB Cable for Arduino

Diymall 0.96" Inch Blue and Yellow I2c IIC Serial Oled LCD LED Module 12864 128X64 for Arduino Display Raspberry PI 51 Msp420 Stim32 SCR

Aideepen 5pcs Nano Screw Terminal Adapter Shield Expansion Board Nano V3.0 AVR ATMEGA328P-AU Module for Arduino

HiLetgo HC-05 6 Pin Wireless Bluetooth RF Transceiver Module Serial BT Module for Arduino

HiLetgo 2pcs ESP8266 NodeMCU LUA CP2102 ESP-12E Internet WiFi Development Board Open Source Serial Wireless Module Works Great with Arduino IDE/Micropython (Pack of 2PCS)

KEYESTUDIO Multi-Purpose Shield V2 for Arduino UNO R3 and MEGA2560

GY-521 MPU-6050 MPU6050 Module 3 Axis analog gyro sensors+ 3 Axis Accelerometer Module