All Products

SKU: AF-4800

The Adafruit MagTag is a WiFi-connected E-Ink display board powered by the ESP32-S2. Its 2.9" grayscale display retains its image even when power is removed, making it perfect for low-power IoT dashboards, status boards, and information displays that only need to update periodically. Designed fo...

SKU: AF-6433 · MPN: ADA6433

Keep your Adafruit MagTag safe and looking sharp with this custom-designed 3D-printed enclosure. The snap-together two-piece case accommodates all connection ports and features flexible push tabs for the four front buttons, plus an integrated kickstand for tabletop use. Made with an SLA printing...

SKU: AF-4819

The Adafruit MagTag Starter Kit bundles everything you need to get started with the MagTag WiFi E-Ink display. The ESP32-S2-powered board features a 2.9" grayscale E-Ink screen that retains its image even when power is removed — perfect for low-power IoT dashboards, status boards, and information...

SKU: AF-4745

The Adafruit Matrix Portal is a plug-and-play controller for HUB-75 RGB LED matrix panels. Powered by an ATSAMD51 (Cortex M4) with an ESP32 WiFi coprocessor, it plugs directly into the back of any compatible matrix — no soldering or wiring required. Just attach power and start coding in CircuitPy...

SKU: AF-5778

The Adafruit Matrix Portal S3 is the next-generation plug-and-play controller for HUB-75 RGB LED matrix panels. Powered by the ESP32-S3 with built-in WiFi and Bluetooth LE, it plugs directly into the back of any compatible matrix — no soldering or wiring required. Just attach power and start codi...

SKU: AF-5580

The Adafruit MAX17048 LiPoly/LiIon Fuel Gauge and Battery Monitor gives you accurate battery voltage and charge percentage readings for your 1S 3.7–4.2V lithium polymer or lithium ion battery. Instead of guessing remaining capacity from a non-linear voltage curve, this smart sensor does the maths...

SKU: AF-4471

The Adafruit MCP2221A Breakout lets your computer talk directly to I2C devices, sensors, and GPIO — no microcontroller required. Drive an OLED display, read a colour sensor, flash LEDs, or read buttons straight from Python on Mac, Windows, or Linux. The MCP2221A from Microchip provides USB-to-I2...

SKU: AF-5346

The Adafruit MCP23017 I2C GPIO Expander Breakout adds 16 extra GPIO pins to any microcontroller or microcomputer over I2C. Each pin can be configured as a digital output (driving up to 25 mA — perfect for LEDs) or as an input with optional internal pull-up resistors. With three configurable addr...

SKU: AF-4470

The Adafruit MCP4728 Quad DAC with EEPROM provides four independent 12-bit digital-to-analogue converters in a single I2C package. Set precise output voltages for your project, and save your settings to the built-in EEPROM so they're automatically restored on power-up. Each channel supports two ...

SKU: AF-4101

The Adafruit MCP9600 I2C Thermocouple Amplifier handles all the analogue complexity of thermocouple measurement for you. Simply connect your thermocouple, wire up I2C, and read accurate temperature data from virtually any thermocouple type — K, J, T, N, S, E, B, and R types are all supported. Th...

SKU: AF-5165

The Adafruit MCP9601 (MCP96L01) I2C Thermocouple Amplifier handles all the analogue complexity of thermocouple measurement over a simple I2C interface. Connect your thermocouple, wire up I2C (or use the solderless STEMMA QT connector), and read accurate temperature data from K, J, T, N, S, E, B, ...

SKU: AF-5027

The Adafruit MCP9808 is a high-accuracy digital temperature sensor with ±0.25°C typical accuracy over its −40°C to +125°C range and 0.0625°C resolution. It communicates over standard I2C and runs on 2.7V to 5.5V power and logic, making it compatible with virtually any microcontroller or single-bo...

SKU: AF-2488

The Adafruit METRO 328 is a fully assembled, Arduino UNO R3-compatible development board powered by the ATmega328P running at 16 MHz. It's shape and pin-compatible with Arduino UNO R3 shields, and works directly with the Arduino IDE by selecting "Arduino UNO" in the Boards menu. This version come...

SKU: AF-4775

The Adafruit Metro ESP32-S2 combines the popular Arduino UNO shield-compatible Metro form factor with the ESP32-S2 WiFi module. Featuring native USB, 4 MB flash, and 8 MB PSRAM, this board is ideal for WiFi-connected projects using CircuitPython or Arduino — and can even act as a USB keyboard, mo...

SKU: AF-5500

The Adafruit Metro ESP32-S3 brings the powerful dual-core ESP32-S3 to the familiar Metro/UNO shield-compatible form factor. With 16 MB flash, 8 MB PSRAM, and 512 KB SRAM, this board has the memory to handle demanding CircuitPython, Arduino, or ESP-IDF projects with WiFi and Bluetooth LE connectiv...

SKU: AF-3505

The Adafruit Metro M0 Express brings 32-bit ARM power to the familiar Metro/UNO shield-compatible form factor. Powered by the ATSAMD21G18 ARM Cortex M0+ processor at 48 MHz, it offers 256 KB flash and 32 KB RAM — a massive upgrade over the ATmega328-based Metro. Designed from the ground up for Ci...

SKU: AF-4000

The Adafruit Metro M4 Express AirLift combines the powerful ATSAMD51J19 ARM Cortex M4 processor with an on-board ESP32 WiFi co-processor — all in the standard Metro/UNO shield-compatible form factor. With 120 MHz clock speed, floating point support, and built-in TLS/SSL for secure connections, th...

SKU: AF-4950

The Adafruit Metro M7 with AirLift is the fastest Metro board yet, powered by the NXP iMX RT1011 ARM Cortex M7 processor running at 500 MHz. Combined with an on-board ESP32 AirLift WiFi co-processor, 4 MB of QSPI flash, and the standard Metro/UNO shield-compatible form factor, this board delivers...

SKU: AF-5600

The Adafruit Metro M7 with microSD is powered by the NXP iMX RT1011 ARM Cortex M7 processor running at 500 MHz — the fastest Metro board available. With 8 MB of QSPI flash, 128 KB SRAM, a built-in microSD card slot, and the standard Metro/UNO shield-compatible form factor, this board delivers exc...

SKU: AF-2590

The Adafruit Metro Mini 328 packs the same ATmega328P power as a full-sized Metro into a tiny breadboard-friendly form factor. Running at 16 MHz with 5V logic, it's pin-compatible with Arduino UNO R3 and works with the Arduino IDE by selecting "Arduino UNO" in the Boards menu. For the latest revi...