![Amazon.com: Compatible with Arduino UNO R3 Official Board, KidsRobot UNO Rev3 with ATmega328P CHIP : Electronics Amazon.com: Compatible with Arduino UNO R3 Official Board, KidsRobot UNO Rev3 with ATmega328P CHIP : Electronics](https://m.media-amazon.com/images/I/81zeTnHl7qL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Compatible with Arduino UNO R3 Official Board, KidsRobot UNO Rev3 with ATmega328P CHIP : Electronics
![EC Buying Photodiode Sensor Module, 4 Pins Photodiode Sensor Module, 5mm Photodiode Module, for Digital Light Brightness Detection, Photosensitive Sensor Module for Arduino(10PCS): Amazon.com: Industrial & Scientific EC Buying Photodiode Sensor Module, 4 Pins Photodiode Sensor Module, 5mm Photodiode Module, for Digital Light Brightness Detection, Photosensitive Sensor Module for Arduino(10PCS): Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71h5-7dfqtL.jpg)
EC Buying Photodiode Sensor Module, 4 Pins Photodiode Sensor Module, 5mm Photodiode Module, for Digital Light Brightness Detection, Photosensitive Sensor Module for Arduino(10PCS): Amazon.com: Industrial & Scientific
![Amazon.com: amomii UNO Microcontroller (Compatible with Arduino IDE), Coding and Hardware Tutorials, USB Type-C Connector, 3D Printable Accessories, Example Projects and Code, Higher Power Handling Capabilities : Electronics Amazon.com: amomii UNO Microcontroller (Compatible with Arduino IDE), Coding and Hardware Tutorials, USB Type-C Connector, 3D Printable Accessories, Example Projects and Code, Higher Power Handling Capabilities : Electronics](https://m.media-amazon.com/images/I/712Gxsu+hBL._AC_UF894,1000_QL80_.jpg)
Amazon.com: amomii UNO Microcontroller (Compatible with Arduino IDE), Coding and Hardware Tutorials, USB Type-C Connector, 3D Printable Accessories, Example Projects and Code, Higher Power Handling Capabilities : Electronics
![Amazon.com: DIYables LDR Light Sensor Module for Arduino, ESP32, ESP8266, Raspberry Pi, 10 Pieces : Electronics Amazon.com: DIYables LDR Light Sensor Module for Arduino, ESP32, ESP8266, Raspberry Pi, 10 Pieces : Electronics](https://m.media-amazon.com/images/I/91FTD7dUe0L._AC_UF894,1000_QL80_.jpg)
Amazon.com: DIYables LDR Light Sensor Module for Arduino, ESP32, ESP8266, Raspberry Pi, 10 Pieces : Electronics
![Shield Stacking Header Set Compatible with Arduino MEGA 2560(Pack of 2 Sets) : Electronics - Amazon.com Shield Stacking Header Set Compatible with Arduino MEGA 2560(Pack of 2 Sets) : Electronics - Amazon.com](https://m.media-amazon.com/images/I/51zHaazVDoL.jpg)
Shield Stacking Header Set Compatible with Arduino MEGA 2560(Pack of 2 Sets) : Electronics - Amazon.com
![Amazon.com: KEYESTUDIO Leonardo R3 Microcontroller Development Board with USB Cable Kit for Arduino Project : Electronics Amazon.com: KEYESTUDIO Leonardo R3 Microcontroller Development Board with USB Cable Kit for Arduino Project : Electronics](https://m.media-amazon.com/images/I/71bfvFmyL7L.jpg)
Amazon.com: KEYESTUDIO Leonardo R3 Microcontroller Development Board with USB Cable Kit for Arduino Project : Electronics
![Amazon.com: Weewooday 6 Pieces Nano Board V3.0 ATmega328P Without Cable Compatible with Arduino Nano V3.0 with Pin Headers Pin Unsoldered : Electronics Amazon.com: Weewooday 6 Pieces Nano Board V3.0 ATmega328P Without Cable Compatible with Arduino Nano V3.0 with Pin Headers Pin Unsoldered : Electronics](https://images-na.ssl-images-amazon.com/images/I/81gJOik2r9L._AC_UL210_SR210,210_.jpg)
Amazon.com: Weewooday 6 Pieces Nano Board V3.0 ATmega328P Without Cable Compatible with Arduino Nano V3.0 with Pin Headers Pin Unsoldered : Electronics
![Amazon.com: Btoociya UNO R3 Board ATmega328P with CH340G Chip Compatible with Arduino UNO R3 Mega 2560 Nano Robot for Arduino IDE AVR MCU Learner K53,with Straight Pin Header and USB Cable : Amazon.com: Btoociya UNO R3 Board ATmega328P with CH340G Chip Compatible with Arduino UNO R3 Mega 2560 Nano Robot for Arduino IDE AVR MCU Learner K53,with Straight Pin Header and USB Cable :](https://m.media-amazon.com/images/I/71Cw5oVAr1L.jpg)
Amazon.com: Btoociya UNO R3 Board ATmega328P with CH340G Chip Compatible with Arduino UNO R3 Mega 2560 Nano Robot for Arduino IDE AVR MCU Learner K53,with Straight Pin Header and USB Cable :
![Amazon.com: KeeYees 3 Set Microcontroller Development Board for Arduino IDE with USB Cable and 2.54mm Straight Pin Header + 3pcs 40Pin 20cm Female Male Jumper Wires : Electronics Amazon.com: KeeYees 3 Set Microcontroller Development Board for Arduino IDE with USB Cable and 2.54mm Straight Pin Header + 3pcs 40Pin 20cm Female Male Jumper Wires : Electronics](https://m.media-amazon.com/images/I/71OjR6JBkCL._AC_UF350,350_QL80_.jpg)
Amazon.com: KeeYees 3 Set Microcontroller Development Board for Arduino IDE with USB Cable and 2.54mm Straight Pin Header + 3pcs 40Pin 20cm Female Male Jumper Wires : Electronics
![Amazon.com: ELEGOO MEGA R3 Board ATmega 2560 + USB Cable Compatible with Arduino IDE Projects RoHS Compliant : Electronics Amazon.com: ELEGOO MEGA R3 Board ATmega 2560 + USB Cable Compatible with Arduino IDE Projects RoHS Compliant : Electronics](https://m.media-amazon.com/images/I/81d+zsTbU7L._AC_UF894,1000_QL80_.jpg)
Amazon.com: ELEGOO MEGA R3 Board ATmega 2560 + USB Cable Compatible with Arduino IDE Projects RoHS Compliant : Electronics
![Amazon.com: KOOKYE 3PCS Pro Micro ATmega32U4 5V/16MHz Module Board 2 Row Pin Header for Arduino Mini Leonardo : Electronics Amazon.com: KOOKYE 3PCS Pro Micro ATmega32U4 5V/16MHz Module Board 2 Row Pin Header for Arduino Mini Leonardo : Electronics](https://m.media-amazon.com/images/I/61abc33I7dL._AC_UF894,1000_QL80_.jpg)
Amazon.com: KOOKYE 3PCS Pro Micro ATmega32U4 5V/16MHz Module Board 2 Row Pin Header for Arduino Mini Leonardo : Electronics
![Amazon.com: LAFVIN Electronic Fun Kit Bundle with Power Supply Module, Breadboard, Resistor, Capacitor, LED, Potentiometer Compatible with Arduino IDE for MEGA2560, Raspberry Pi : Electronics Amazon.com: LAFVIN Electronic Fun Kit Bundle with Power Supply Module, Breadboard, Resistor, Capacitor, LED, Potentiometer Compatible with Arduino IDE for MEGA2560, Raspberry Pi : Electronics](https://m.media-amazon.com/images/I/81iFOzFkpmL._AC_UF894,1000_QL80_.jpg)
Amazon.com: LAFVIN Electronic Fun Kit Bundle with Power Supply Module, Breadboard, Resistor, Capacitor, LED, Potentiometer Compatible with Arduino IDE for MEGA2560, Raspberry Pi : Electronics
![Amazon.com: KeeYees 3 Set Microcontroller Development Board for Arduino IDE with USB Cable and 2.54mm Straight Pin Header + 3pcs 40Pin 20cm Female Male Jumper Wires : Electronics Amazon.com: KeeYees 3 Set Microcontroller Development Board for Arduino IDE with USB Cable and 2.54mm Straight Pin Header + 3pcs 40Pin 20cm Female Male Jumper Wires : Electronics](https://m.media-amazon.com/images/I/71qCYqdq9oL._AC_UF894,1000_QL80_.jpg)
Amazon.com: KeeYees 3 Set Microcontroller Development Board for Arduino IDE with USB Cable and 2.54mm Straight Pin Header + 3pcs 40Pin 20cm Female Male Jumper Wires : Electronics
![Amazon.com: OSOYOO Pro Micro 5V/16MHz Module Board with 2 Row pin Header Replace wit Pro Mini for Arduino : Electronics Amazon.com: OSOYOO Pro Micro 5V/16MHz Module Board with 2 Row pin Header Replace wit Pro Mini for Arduino : Electronics](https://m.media-amazon.com/images/I/51xFxo5VMUL._AC_.jpg)
Amazon.com: OSOYOO Pro Micro 5V/16MHz Module Board with 2 Row pin Header Replace wit Pro Mini for Arduino : Electronics
![Amazon.com: WWZMDiB UNO R3 ATmega328P microcontroller CH340G Improved Version Development Board Compatible with Arduino IDE with USB Cable and 2.54mm Straight Pin Header : Electronics Amazon.com: WWZMDiB UNO R3 ATmega328P microcontroller CH340G Improved Version Development Board Compatible with Arduino IDE with USB Cable and 2.54mm Straight Pin Header : Electronics](https://m.media-amazon.com/images/I/519VVlzABTL._AC_.jpg)
Amazon.com: WWZMDiB UNO R3 ATmega328P microcontroller CH340G Improved Version Development Board Compatible with Arduino IDE with USB Cable and 2.54mm Straight Pin Header : Electronics
![Amazon.com: ACEIRMC for Arduino Nano V3.0, Nano Board CH340/ATmega328P Without USB Cable, Compatible with Arduino Nano V3.0 (6 Pack) : Electronics Amazon.com: ACEIRMC for Arduino Nano V3.0, Nano Board CH340/ATmega328P Without USB Cable, Compatible with Arduino Nano V3.0 (6 Pack) : Electronics](https://m.media-amazon.com/images/I/719KMQay7YL._AC_UF894,1000_QL80_.jpg)