Arduino & Microcontrollers

A Difficult Choice Made Easy The choice of LiPo batteries and battery chargers can be overwhelming. In the past, with older RC cars and NiCd batte...

DF-FIT0398

Small and exquisite, this USB power detector displays charging voltage and current at same time in one screen. Checking power consumption of ardui...

DF-DFR0303

The SparkFun Qwiic OpenLog is the smarter and better looking cousin to the extremely popular OpenLog but now we’ve ported the original serial based...

SF-DEV-15164

Overview A-Star 32U4 Prime LV, bottom view. The Pololu A-Star 32U4 Prime is a general-purpose programmable board based on the ATmega32U4 AVR...

PL-3109

Overview A-Star 32U4 Prime LV, bottom view. The Pololu A-Star 32U4 Prime is a general-purpose programmable board based on the ATmega32U4 AVR...

PL-3108

Overview A-Star 32U4 Prime LV, bottom view. The Pololu A-Star 32U4 Prime is a general-purpose programmable board based on the ATmega32U4 AVR...

PL-3107

Overview A-Star 32U4 Prime LV, bottom view. The Pololu A-Star 32U4 Prime is a general-purpose programmable board based on the ATmega32U4 AVR...

PL-3105

Overview The Pololu A-Star 32U4 Mini boards are general-purpose programmable modules based on the ATmega32U4 AVR microcontroller from Microchip (f...

PL-3103

Run out of digital outputs on your microcontroller? No problem! Simply use this shift register expansion module to drive up to 8 devices us...

TB-XC4240

This shield gives you plenty of room to prototype your latest MEGA project. The stackable shield provides access to all of the MEGAs pins a...

TB-XC4416

Do you want to communicate wirelessly with your DuinoTECH project, but don’t want the hassle of configuring RF modules? Well this module with Blue...

TB-XC4382

This module adds a versatile 433Mhz radio to your DuinoTECH project. Capable of transmitting and receiving over a wide frequency range, the...

TB-XC4522

Flex sensors are great for telling how bent something is in a project, but we’ve been running into issues with durability when using them in w...

SF-SEN-14666

By popular request, you can now get our 14-segment LED backpacks without the LEDs! These backpacks feature an HT16K33 I2C LED driver, they're simpl...

AF-1910

Add sound to your Arduino without the complexity of MP3 modules and SD cards, using the ISD1820 based Record and Playback Module. Includes ...

TB-XC4605

A compact 16 key touch interface for your Arduino project, based on the TTP229 capacitative touch sensor IC. Use the module as it is, or extend w...

TB-XC4602

The light sensor, also known as the light dependent resistor (LDR). Typically, the resistance of the light sensor will decrease when the am...

TB-XC4574

Extremely easy to set up. Use this data logging shield to store your data to files on any FAT16 or FAT32 formatted SD card, or have it to b...

TB-XC4536

A 64 Red LED matrix, this module is easily controlled with the Led Control library. Display your own custom characters, or use multiple mod...

TB-XC4499

This module allows you to take accurate compass bearings, no matter how it is orientated. Easily interfaced via I2C. Features: ...

TB-XC4496

This remarkably small module provides a complete 2 x 3W stereo audio amplifier. Ideal for driving small speakers and earphones. Requires no extern...

TB-XC4448

Measure light levels with this sensor module. This module uses a light dependant resistor to produce an output voltage that varies with lig...

TB-XC4446

A pyroelectric infrared PIR motion sensor is a handy addition to any Arduino® project. Wide operating range and delay times changeable via ...

TB-XC4444

These handy relay modules provide the easiest way to use your DuinoTECH to switch real world devices. Available in one, four and eight cha...

TB-XC4440