All Products

SKU: AF-4884

The Feather RP2040 brings the Raspberry Pi RP2040 dual-core processor to the Feather platform. With two ARM Cortex M0+ cores running at ~125 MHz, 264 KB SRAM, 8 MB SPI flash, and the RP2040's unique PIO (Programmable I/O) state machines, this board offers excellent performance for CircuitPython, ...

SKU: AF-1871

A sewable breakout board with a CR2032 coin cell battery holder, built-in on/off switch, and 0.1" pitch breakout pins. The board provides two ground pins, one switched power pin, and one always-on power pin — giving you flexibility in how you manage power in your project. Also available: version...

SKU: SF-GPS-26620 · MPN: GPS-26620

Built around the Quectel LG290P, this compact RTK GNSS breakout is designed for high-precision positioning projects that need quad-band, multi-constellation reception. It follows the same board dimensions, pin layout and connectors as SparkFun’s GPS-RTK-SMA Breakout - ZED-F9P (Qwiic), making it a...

SKU: LB-EAGLED-BUZZ-KIT

The EagLED is Little Bird Electronics' own Arduino-compatible wearable development kit, designed from the ground up for e-textile projects. It packs a microcontroller, LEDs, light sensor, push button, and buzzer onto a snippable board — with snap-off satellite boards for eyes, stars, and hearts t...

SKU: AF-1850

Add a touch of sparkle to your wearables with the Adafruit Gemma Sequin Starter Pack. This beginner-friendly kit includes a GEMMA V2 sewable microcontroller, warm white LED sequins, conductive thread, needles, and a coin cell battery holder — everything you need to start sewing glowing electronic...

SKU: AF-1578

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charged to 3.7V. This battery has a capacity of 500mAh for a total of about 1.9 Wh. If you need a larger (or smaller!) battery, we have a full range of LiP...

SKU: AF-653

This sewable CR2032 battery holder makes it easy to add power to wearable electronics projects. Two small 1mm holes in the metal connection tabs are perfectly sized for a #5 or smaller needle to pass through, so you can stitch it directly onto fabric with conductive thread. One tab connects to g...

SKU: KI-2726

Ultra-slim sewable LED boards from Kitronik in sakura lilac, designed for e-textile and wearable electronics projects. Each LED board runs from a 3V coin cell battery and illuminates continuously when powered. The double-sided PCBs feature clearly marked + and – connections for reliable conductiv...

SKU: AF-3672

This kit is designed for use with the electronic textiles unit in the Exploring Computer Science (ECS, exploringcs.org) introductory computing curriculum for secondary students. It contains most of the materials needed for four e-textiles projects: paper circuit, wristband, mural, and hum...

SKU: SF-GPS-25662 · MPN: GPS-25662

Built for field surveying, this heavy-duty RTK unit combines a multi-band GNSS receiver, internal antenna, battery, Bluetooth, WiFi and a 915MHz LoRa radio in a rugged enclosed design. It is intended to make Base/Rover setup straightforward while handling rough use across varied environments.Gali...

SKU: DF-DFR1236 · MPN: DFR1236

This development kit combines the FireBeetle 2 ESP32-C5 microcontroller board with a dedicated solderless IO expansion shield, giving you a practical platform for smart home and IoT prototypes.The ESP32-C5 brings dual-band Wi-Fi 6 on 2.4 GHz and 5 GHz, plus Bluetooth 5, Thread and Zigbee support....

SKU: AF-1870

A simple sewable breakout board with a CR2032 coin cell battery holder pre-soldered on and 0.1" pitch breakout pins for easy connection. Ideal for powering very low-current projects or adding a battery backup circuit to a real-time clock or similar module. Key Features CR2032 Coin Cell Holder ...

SKU: PI-TEK002

A tiny, vibrating motor, easily attachable to paper or fabric! Just connect 3-5V across it, polarity doesn't matter, and it'll BUUUUZZZZZZ!!! The voltage (and hence current) supplied from LIR2032 rechargeable coin cell batteries may damage the Teknikio LED boards, so please ONLY...

SKU: SF-DEV-08822

A 20 mm coin cell battery holder designed for CR2032 batteries. The holder features a pop-in, pop-out mechanism for easy battery changes, and the mounting feet include small holes for sewing onto fabric — making it suitable for e-textile and wearable electronics projects as well as standard PCB u...

SKU: LB-JSTBOARD

This E-textiles board is a breakout for a JST, so you can sew it onto a garment or use it in Paper Circuits! The JST breakout board can be easily sewn through the large holes. For paper circuits, simply apply copper tape on top of it.A wearable lithium polymer battery or wearable lipo also kno...

SKU: AF-1657

Get started with Adafruit GEMMA with this lovely starter kit! Included is everything you need to make a basic project. There's a GEMMA board, four sewable bright RGB pixels, a battery holder and batteries, 2-ply conductive thread, alligator clips to help you test out your circuit, and a U...

SKU: DF-DFR0208

If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The Lithium Battery Charger can charge 3.7V LiPo battery at a rate of 500mA per hour. It is designed to charge single-cell Li-Ion or Li-Polymer batteries. Check the datasheet below to see if it will wo...

SKU: AF-680

These 5mm diffused RGB LEDs feature a built-in controller chip that automatically cycles through colours in a fast flashing pattern — no microcontroller or programming required. With just two leads (power and ground), they're as simple to use as a standard LED. The diffused lens provides an even...

SKU: AF-248

A 6×AA battery holder with a 5.5mm/2.1mm DC barrel plug, ready to power Arduino boards and other electronics with a standard DC jack. Use alkaline AAs for approximately 9V at 3000–4000mAh, or rechargeable NiMH cells for 7.2V at ~2000mAh. The 9V alkaline output is ideal for boards with a 5V volta...

SKU: SF-PRT-11892

Now for all of your coin cell battery surface mount needs, the 20mm SMD Coin Cell Holder. This holder fits our 20mm Lithium Ion coin cell battery and holds the battery in place with friction. The metal housing connects to the positive (+) side of the battery and the PCB pad underneath is connecte...