WiFi Modules - 802.11 The SparkFun ESP32-S2 WROOM Thing Plus is a highly-integrated Feather form-factor development board equipped with a 2.4 GHz WiFi System-on-Chip (SoC) from Espressif. The ESP32-S2 WROOM module addresses the security flaws in the original ESP8266 and

WiFi Modules - 802.11 The SparkFun ESP32-S2 WROOM Thing Plus is a highly-integrated Feather form-factor development board equipped with a 2.4 GHz WiFi System-on-Chip (SoC) from Espressif. The ESP32-S2 WROOM module addresses the security flaws in the original ESP8266 and

Amplifier IC Development Tools OpAmp Breakout - LMV358

SparkFun Accessories The SparkFun Qwiic Dual Solid State Relay is a power delivery board that allows users to switch two AC loads from a low power microcontroller using the SparkFun Qwiic connect system. The board features two 25A/250VAC solid state relays that utilize t

SparkFun Accessories The SparkFun Qwiic Dual Solid State Relay is a power delivery board that allows users to switch two AC loads from a low power microcontroller using the SparkFun Qwiic connect system. The board features two 25A/250VAC solid state relays that utilize t

WiFi Development Tools - 802.11 SparkFun WiFi IR Blaster (ESP8266)

WiFi Development Tools - 802.11 The SparkFun ESP32 Thing Plus with U.FL is the next step to get started with Espressif IoT ideations while still enjoying all the amenities of the original ESP32 Thing. Espressif's ESP32 WROOM is a powerful WiFi and Bluetooth MCU module that targets

WiFi Development Tools - 802.11 The SparkFun ESP32 Thing Plus with U.FL is the next step to get started with Espressif IoT ideations while still enjoying all the amenities of the original ESP32 Thing. Espressif's ESP32 WROOM is a powerful WiFi and Bluetooth MCU module that targets

SparkFun Accessories This is the BC337 an NPN silicon BJT (Bipolar Junction Transistor). This little transistor can help in your project by being used to help drive large loads or amplifying or switching applications. The BC337 is specifically rated at 50V and 800mA max

SparkFun Accessories This is the BC337 an NPN silicon BJT (Bipolar Junction Transistor). This little transistor can help in your project by being used to help drive large loads or amplifying or switching applications. The BC337 is specifically rated at 50V and 800mA max

Development Boards & Kits - AVR SparkFun RedBoard Plus

SparkFun Accessories Diode Rectifier - 1A 400V (1N4004)

Development Boards & Kits - AVR Here at SparkFun we refuse to leave 'good enough' alone. That's why we're adding to our line-up of Arduino-compatible microcontrollers once more! The SparkFun Qwiic Pro Micro is a revision of the original Pro Micro and is overall functionally the

Development Boards & Kits - AVR Here at SparkFun we refuse to leave 'good enough' alone. That's why we're adding to our line-up of Arduino-compatible microcontrollers once more! The SparkFun Qwiic Pro Micro is a revision of the original Pro Micro and is overall functionally the

SparkFun Accessories The ATtiny84 is another of Atmel's little tiny 8-Bit Processors. 8KB (4K x 16) of program space 12 I/O lines and 8-channel 10 bit ADC. It will run up to 20MHz with an external crystal and can be programmed in circuit.

SparkFun Accessories The ATtiny84 is another of Atmel's little tiny 8-Bit Processors. 8KB (4K x 16) of program space 12 I/O lines and 8-channel 10 bit ADC. It will run up to 20MHz with an external crystal and can be programmed in circuit.

Multiprotocol Development Tools Don't be fooled by its miniature size; the SparkFun Pro Micro ESP32-C3 packs a punch. This micro marvel crams the powerful ESP32-C3 a single-core RISC-V powerhouse with 400KB of SRAM into a compact 1.3in. x 0.7in. board. Clocking in at 160MHz it's

Multiprotocol Development Tools Don't be fooled by its miniature size; the SparkFun Pro Micro ESP32-C3 packs a punch. This micro marvel crams the powerful ESP32-C3 a single-core RISC-V powerhouse with 400KB of SRAM into a compact 1.3in. x 0.7in. board. Clocking in at 160MHz it's

Development Boards & Kits - AVR At SparkFun we continually like to innovate update and improve even when it comes to our very own development boards. We have multiple versions of the SparkFun RedBoard in our catalog but none of them in an R3 form factor with a Qwiic connector on

Development Boards & Kits - AVR At SparkFun we continually like to innovate update and improve even when it comes to our very own development boards. We have multiple versions of the SparkFun RedBoard in our catalog but none of them in an R3 form factor with a Qwiic connector on

Development Boards & Kits - AVR Now you can easily add an HID/controller to your project! The SparkFun Qwiic Joystick combines the convenience of the Qwiic connection system and an analog joystick that feels reminiscent of the thumbstick from a PlayStation 2 controller and for tha

Development Boards & Kits - AVR Now you can easily add an HID/controller to your project! The SparkFun Qwiic Joystick combines the convenience of the Qwiic connection system and an analog joystick that feels reminiscent of the thumbstick from a PlayStation 2 controller and for tha

SparkFun Accessories High Speed Optoisolator - 6N137

Development Boards & Kits - Wireless The MicroMod ESP32 Processor Board combines Espressif's ESP32 with our M.2 connector interface to bring a processor board with reliable wireless capabilities into our MicroMod ecosystem. With the M.2 MicroMod connector connecting your ESP32 Processo

Development Boards & Kits - Wireless The MicroMod ESP32 Processor Board combines Espressif's ESP32 with our M.2 connector interface to bring a processor board with reliable wireless capabilities into our MicroMod ecosystem. With the M.2 MicroMod connector connecting your ESP32 Processo

Cameras & Camera Modules Arducam 5MP Plus OV5642 Mini Camera Module

Development Boards & Kits - AVR The SparkFun Inventor's Kit (SIK) is to put it simply one of the best ways to get started with programming and hardware interaction using the Arduino programming language. This comprehensive kit includes everything you need to complete five overarc

Development Boards & Kits - AVR The SparkFun Inventor's Kit (SIK) is to put it simply one of the best ways to get started with programming and hardware interaction using the Arduino programming language. This comprehensive kit includes everything you need to complete five overarc

SparkFun Accessories This is a 1A Adjustable SOT-223 voltage regulator capable of outputting 1.2V to 18V. The LM1117 uses the same pin-out and setup as the popular LM317 adjustable regulator contained in a handy surface mount package. Requires two external resistors to

SparkFun Accessories This is a 1A Adjustable SOT-223 voltage regulator capable of outputting 1.2V to 18V. The LM1117 uses the same pin-out and setup as the popular LM317 adjustable regulator contained in a handy surface mount package. Requires two external resistors to

Power Management IC Development Tools Breadboard Power Supply 5V/3.3V

Cameras & Camera Modules ArduCam 64MP Autofocus Camera Module

Interface Development Tools USB to RS-485 Converter

WiFi Modules - 802.11 The ESP8266 WiFi Module is a self contained SOC with integrated TCP/IP protocol stack that can give any microcontroller access to your WiFi network. The ESP8266 is capable of either hosting an application or offloading all WiFi networking functions f

WiFi Modules - 802.11 The ESP8266 WiFi Module is a self contained SOC with integrated TCP/IP protocol stack that can give any microcontroller access to your WiFi network. The ESP8266 is capable of either hosting an application or offloading all WiFi networking functions f

WiFi Development Tools - 802.11 ESP32 Thing

Consumer Battery & Photo Battery 1250 mAh Alkaline Battery - AAA (Energizer)

Development Boards & Kits - AVR Arduino Pro Mini 328 - 5V/16MHz