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Here are popular Adafruit options across kits, add-ons, sensors, storage, and power—great for microcontroller builds:
Kits & project add-ons
- Adafruit Soil Sensor Kit for micro:bit v2 ($59.68) — classroom-friendly kit for micro:bit v2.2 soil monitoring + learning projects.
- Adafruit FeatherWing 128x64 OLED Add-on ($38.07) — assembled 128×64 monochrome OLED FeatherWing with 3 buttons.
- Adafruit USB Host FeatherWing with MAX3421E ($35.69) — adds USB host (keyboards, mice, USB drives) to Feather projects.
Cameras
- OV5640 Camera Breakout - 72 Degree Lens with Autofocus ($23.75) — 5MP OV5640, 72° lens, autofocus.
- OV5640 Camera Breakout with 120° Low-Distortion Lens ($29.84) — 5MP OV5640 with 120° wide-angle low-distortion lens.
Sensors (I2C/QT-friendly options)
- Adafruit TMP119 ±0.03°C I2C Temperature Sensor ($35.69) — ultra high-precision ±0.03°C temperature sensing over I2C.
- MAX44009 Wide-Range Lux Light Sensor Breakout ($29.84) — measures real lux up to 188,000 lux.
- VCNL4020 Proximity & Light Sensor Breakout - STEMMA QT/Qwiic ($14.20) — combined proximity + ambient light over I2C, with STEMMA QT/Qwiic.
- Adafruit QMC5883P Triple-Axis Magnetometer ($14.20) — 3-axis magnetometer for compass/orientation.
Power monitoring & power-path protection
- Adafruit INA228 85V 20-bit I2C Power Monitor Breakout ($35.69) — 85V, 20-bit current/voltage/power monitoring (high- or low-side).
- Adafruit LM73100 23V 5A Ideal Diode Breakout ($11.82) — 3–23V power-path “ideal diode” up to 5A with low loss.
Flash memory breakouts (for logging/files/firmware assets)
- SPI Flash Breakout - W25Q16 16Mbit / 2MB ($7.04) — compact 2MB SPI flash storage.
- QSPI DIP Breakout Board - W25Q16 16Mbit / 2MB ($5.97) — easy prototyping 2MB QSPI flash (8-SOIC to DIP).
- Adafruit QSPI DIP Breakout with W25Q64 Flash - 64Mbit / 8MB ($6.56) — prototyping-friendly 8MB QSPI flash.
Lighting
- Adafruit DotStar Digital LED Strip - Black 144 LED/m - 0.5 Meter [BLACK] ($55.64) — DotStar (2-wire SPI) strip, 144 LED/m, 0.5m length for fast animations.
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Rugged Panel Mount Fingerprint Sensor with Bi-Color LED Ring - R503
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Secure your project with biometrics - this all-in-one optical fingerprint sensor will make adding fingerprint detection and verification super simple. It even has an LED ring built around the detection pad, which can be set to red, blue or purple (as well as some fading/blinking effects) for a gr...
OBD Plug (16-pin) to DE-9 (DB-9) Socket Adapter Cable - 1 meter long
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Not to be confused with ODB, OBD stands for On Board Diagnostics and is used for analyzing and diagnosing vehicles. It's the thing your mechanic plugs into to find out why you've got a blinking engine light.Technically, OBD uses CAN bus and, hey, whaddya know, we've got some CAN-capable microcont...
Universal Micro Crimping Pliers - 1.0 to 1.9mm Size Contacts [PA-09]
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The ENGINEER PA-09 is a precision micro crimping tool that makes clean, reliable crimps on the small contacts used in fine-pitch connectors — no more mangled contacts from generic pliers that crush instead of crimp. If you regularly work with JST, Molex, or similar small connectors, this tool is ...
L9110H H-Bridge Motor Driver for DC Motors - 8 DIP - 2.5V-12V 800mAh
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Run two solenoids, or a single DC motor with up to 800mA per channel using the super-simple L9110H H-bridge driver. This bridge chip is an 8 DIP package so it's easy to fit onto any breadboard or perfboard.Each chip contains one full H-bridges (two half H-bridges). That means you can drive 2 sole...
GPIO Ribbon Cable for Raspberry Pi Model A+/B+/Pi 2/Pi 3 [(40 pins)]
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That new Raspberry Pi® Model B+ computer you just got has a row of 2x20 pin headers soldered on - those are the GPIO (general purpose input/output) pins and for those of us who like to hack electronics they are where the real fun is. By programming the Pi, you can twiddle those pins high or low, ...
LED Illuminated Triangle Pushbutton A.K.A 1960s Sci-Fi Buttons - Red
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A retro-futuristic triangle-shaped illuminated pushbutton that looks straight out of a 1960s sci-fi control panel. Medium-sized and easy to press, this red button features a built-in LED that can be controlled independently from the switch — use it as an indicator, a status light, or just for vis...
Adjustable 60W Pen-Style Soldering Iron - 220VAC UK Plug - BEST 102C
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Warning: This soldering iron has a UK plug and operates on 220VAC only. It is not compatible with Australian 240V power outlets. A portable, adjustable-temperature pen-style soldering iron with 60W of power for fast heat-up and versatile soldering. The BEST 102C features a slim, comfortable gr...
Nylon Fabric Squares with Conductive Adhesive - 10cm x 10cm - 3 pack
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With our fun assortment of conductive materials, cosplay and wearables have never been easier to craft! These Conductive Nylon Squares go great with our other interesting materials, such as copper tape, ITO glass or plastic, conductive inks, etc. We found that the metallic nylon fa...
PowerBoost 1000 Charger - Rechargeable 5V Lipo USB Boost @ 1A [1000C]
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The PowerBoost 1000C is a DC/DC boost converter with a built-in LiPo battery charger and smart load-sharing circuit. It takes any 3.7V LiIon/LiPoly battery and boosts the output to 5.2V for powering 5V projects like Arduino, Raspberry Pi, or BeagleBone — even while the battery is charging. The l...
Adjustable 60W Pen-Style Soldering Iron - 120VAC USA Plug - BEST 102C
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Warning: This soldering iron has a US-style plug and operates on 120VAC only. It is not compatible with Australian 240V power outlets. A portable, adjustable-temperature pen-style soldering iron with 60W of power for fast heat-up and versatile soldering. The BEST 102C features a slim, comforta...
GPIO Header for RaspberryPi A+/B+/Pi 2/Pi 3 [Tall 2x20 Female Header]
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Connect your own PCB to a Raspberry Pi B+ with this extra-tall female header. The female header part has extra spaces to make it 16.5mm tall: when placed on your Pi, a PCB will clear the Ethernet and USB jacks. This header has 3mm of pins, compared with our stacking version which is ...
NeoPixel Addressable 1515 LEDs (1.5mm x 1.5mm) - 10 pack - SK6805-E-J
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Make your own smart LED arrangement with the same integrated LED that is used in our NeoPixel strip and pixels. This tiny 1515 (1.5mm x 1.5mm) RGB LED is designed to be surface-mount soldered and is the most compact way possible to integrate multiple bright LEDs to a design. The driver chip is in...
Replacement Tubes for Professional Silicone-Tip Solder Sucker [SS-02]
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Replacement silicone tubes for the Professional Silicone-Tip Solder Sucker. Cut to your desired length as needed — the elastic, heat-resistant silicone withstands temperatures up to 350°C, letting you get close to your soldering iron and suck up molten solder with little to no residue. Key Featu...
LED Illuminated Triangle Pushbutton A.K.A 1960s Sci-Fi Buttons - Blue
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A triangle-shaped momentary pushbutton with a built-in LED, giving your control panels a distinctive retro sci-fi aesthetic. The LED and switch contacts are electrically independent, so you can control illumination separately — light it when pressed, when not pressed, always on, or always off. T...
VS1053 Codec + MicroSD Breakout - MP3/WAV/MIDI/OGG Play + Record [v4]
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This breakout board is the ultimate companion for the VLSI VS1053B DSP codec chip. The VS1053 can decode a wide variety of audio formats such as MP3, AAC, Ogg Vorbis, WMA, MIDI, FLAC, WAV (PCM and ADPCM). It can also be used to record audio in both PCM (WAV) and compressed Ogg Vorbis. You can ...
Anti-Static ESD Rework Mat with Grounding Clip - A4 Size - 20cm x 30cm
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This anti-static ESD rework mat provides a safe working surface for electronic repair and assembly, especially when handling ESD-sensitive components. The high-resistance coating (tens of megaohms) dissipates static charge when connected to earth ground via the included grounding clip. The mat i...
3.2 TFT LCD with Touchscreen Breakout Board w/MicroSD Socket - ILI9341
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A large 3.2" colour TFT LCD breakout board with a built-in resistive touchscreen and a microSD card socket. The 240×320 pixel display is driven by the ILI9341 chipset and features a bright 6-LED white backlight. The breakout board includes 3–5 V level shifters, making it compatible with both 3.3 ...
2.8 TFT LCD with Touchscreen Breakout Board w/MicroSD Socket [ILI9341]
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The 2.8" TFT LCD Breakout Board features a bright, full-colour display with a resistive touchscreen and an onboard MicroSD card socket. With 240×320 resolution and individual RGB pixel control, it delivers vivid colour output for interactive projects. The breakout supports two interface modes: 8...
Mini Solder spool - 60/40 lead rosin-core solder 0.031 diameter [100g]
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If you want to make a kit you'll need some solder. This 100g (about 1/4 lb) spool is just the right amount, not too much (like 1 lb spools) and not too little (like those little 'pocket clip' vials). 0.031" diameter, 60/40 'no clean' rosin core. Good for all through-hole soldering and some larger...
Bluefruit LE Friend - Bluetooth Low Energy (BLE 4.0) - nRF51822 [v3.0]
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The Bluefruit LE Friend is your new BLE BFF! This USB-to-BLE board makes it easy to get your computer talking to your BLE enabled phone or tablet using a standard serial/UART connection. In it's simplest form, it works on the same principle as a common USB/Serial adapter (the FTDI Friend,...