All Products

SKU: AF-380

These are the highest quality & capacity batteries, the same as shipped with the iCufflinks, iNecklace, Datalogging and GPS Shields, GPS HAT, etc. One battery per order (you'll want one battery per cufflink or pendant.)Brand may vary but all battery brands are verified to have the same nomin...

SKU: AF-1867

A breakout board with a CR1220 coin cell battery holder, an on/off switch, and 0.1″ pitch breakout pins. Ideal for powering very low-current projects or providing switchable battery backup for a real-time clock (RTC) module. The board breaks out four pins: two ground pins, one switched power pin...

SKU: KI-5681

Explore time, light, and also sound with the Kitronik Alarm Clock Kit, a fun and hands-on introduction to the ZIP Halo HD. KITRONIK ALARM CLOCK KIT: The Kitronik Alarm Clock Kit with ZIP Halo HD for microbit provides a fun introduction to features of Halo HD. This kit features a modified version ...

SKU: AF-1868

A simple breakout board with a CR1220 coin cell battery holder pre-soldered and broken out to 0.1″ pitch pins. Ideal for powering very low-current projects or providing battery backup for a real-time clock (RTC) module. Comes fully assembled and tested, with a stick of 0.1″ header included so yo...

SKU: DF-TOY0055

A beginner-friendly DIY soldering kit that lets kids build six adorable zoo animal circuits. Each pre-cut PCB animal gets a colour-changing RGB LED and coin cell battery soldered on the back, bringing it to life with a soft blinking light. A great introduction to soldering, circuits, and electron...

SKU: SF-WRL-21293 · MPN: WRL-21293

Build low-power 2.4GHz Bluetooth beacon prototypes with this compact breakout based on the InPlay IN100 NanoBeacon. It is designed for wireless sensor monitoring, asset tracking, retail beacons and DIY beacon tags for real-time location monitoring.The board can run from a single 3V coin cell and ...

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-5703

The Adafruit PiCowbell Adalogger is a Pico-sized add-on board that sockets underneath your Raspberry Pi Pico or Pico W, adding a microSD card slot, real-time clock with battery backup, and a STEMMA QT connector for I2C sensors — everything you need for data logging projects. The PCF8523 RTC keep...

SKU: TB-SB1770

These high capacity batteries are used in many desktop and notebook computers to retain date, time and configuration information while the computer is switched off. They are also useful where long shelf life is important or when the battery is to be fitted into difficult or sealed access areas. ...

SKU: DF-DFR0386

A real-time clock (RTC) module designed specifically for the Raspberry Pi, built around the Maxim DS1307 chip. It communicates via I2C and includes a CR1220 coin cell battery to maintain accurate timekeeping even when the Pi is powered down. The module plugs directly onto the Raspberry Pi GPIO he...

SKU: AF-3386

The Adafruit PiRTC is a battery-backed real-time clock that plugs directly onto your Raspberry Pi's GPIO header, letting your Pi keep accurate time even when powered off. Built around the PCF8523 RTC with native Linux kernel support, it's ideal for data logging, time-stamping, alarms, and any pro...

SKU: SF-PRT-13854

These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 850mAh! Comes terminated with a standard 2-pin JST-PH connector - 2mm spacing between pins. These batteries require special charging. Do not attempt to charge these with anyth...

SKU: SF-PRT-00337

CR1225 lithium metal 3V 12mm 47mAh coin cell batteries. Perfect small battery for miniature sensor node applications. These batteries are sold in single units.

SKU: AF-746

The Adafruit Ultimate GPS Breakout (Version 3) is a high-performance GPS module built around the MTK3339 chipset. With 66 channels, -165 dBm tracking sensitivity, and up to 10 Hz position updates, it delivers accurate and responsive location data for a wide range of projects. Version 3 introduce...

SKU: AF-3133

The Adafruit Ultimate GPS FeatherWing brings precise, low-power GPS to the Feather ecosystem. Built around the MTK3339 chipset, it tracks up to 22 satellites on 66 channels with -165 dBm sensitivity and delivers up to 10 position updates per second — all while drawing only 20 mA. Simply plug the...

SKU: AF-4279

The Adafruit Ultimate GPS with USB brings plug-and-play GPS and GLONASS positioning to any computer, laptop, or embedded Linux device via a built-in CP2104 USB-to-Serial converter. Simply connect a Micro USB cable and start receiving location data at 9600 baud — no microcontroller required. Buil...

SKU: AF-3296

The Adafruit DS1307 Real Time Clock breakout keeps accurate time even when your microcontroller loses power or is reprogrammed. This battery-backed I2C RTC is one of the most widely used clock chips, making it a reliable choice for datalogging, alarms, timers, and clock projects. The DS1307 requ...

SKU: SF-PRT-07948

A through-hole 12mm coin cell battery holder for PCB mounting. Uses friction to hold the battery securely in place — the metal housing is positive (+) and the PCB pad underneath is negative (−). Commonly used for RTC backup, SRAM backup, and GPS modules. Key Features Through-Hole Mount – Solde...

SKU: AF-5188

The Adafruit DS3231 Precision RTC with STEMMA QT connectors is a highly accurate I2C real-time clock featuring an integrated temperature-compensated crystal oscillator (TCXO). Unlike standard RTCs that rely on an external 32 kHz crystal, the DS3231 houses the crystal internally alongside a temper...

SKU: EC-CDE20032P

An Arduino Uno shield that makes it easy to drive a 16×32 RGB LED matrix panel with a HUB75 connector. Instead of wiring up 12 individual jumper wires, this shield provides a matching 2×8 IDC connector for a clean, reliable connection between your Arduino and the panel. The shield also includes ...