All Products

SKU: LB-BATTERYAA

A 2× AA battery holder with on/off switch, designed for powering the BBC micro:bit on the go. The JST connector plugs directly into the micro:bit's battery port, and the ~14 cm cable provides enough length for flexible mounting. Key Features 2× AA Battery Holder – Provides 3 V from standard AA...

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-09925

This 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is secured with a small Phillips head screw. Another bonus is the ON/OFF switch which can be used to control power to your project. The leads are about 1...

SKU: AF-3286

A slim 3×AAA battery holder with a built-in on/off switch, JST 2-pin connector, and an ergonomic belt clip. The series configuration outputs approximately 3.6–4.5V — a similar range to lithium-ion batteries — making it an ideal non-rechargeable alternative for 3.3V projects that use a JST battery...

SKU: PL-1155

A compact enclosed battery holder for six AA batteries, providing approximately 9V (alkaline) or 7.2V (NiMH rechargeable) from a series configuration. Features bare wire leads for flexible integration into your project. Key Features 6-Cell Capacity – Holds six AA batteries in series Enclosed ...

SKU: AF-727

A slim 3×AAA battery holder with a built-in on/off switch and JST 2-pin connector. The series configuration outputs approximately 3.6–4.5V — a similar range to lithium-ion batteries — making it an ideal non-rechargeable alternative for 3.3V projects that use a JST battery connector. Uses a genui...

SKU: SF-PRT-14219

A 2×AAA battery holder with a sliding cover and built-in ON/OFF switch. The cover keeps batteries secure, and the switch provides convenient power control for your project. Wire leads are approximately 150 mm long with 5 mm tinned ends. Specifications Capacity – 2× AAA batteries (3 V total) S...

SKU: EF-EF10095

A 2×AA battery holder designed specifically for the BBC micro:bit. The built-in JST PH connector plugs directly into the micro:bit's battery socket, and the integrated on/off switch with a secure cover provides safe, convenient power control. Key Features micro:bit Compatible – JST PH connecto...

SKU: LB-LS3337

An enclosed battery holder for three AAA cells with a built-in on/off switch. The snap-on lid fully covers the batteries, keeping them secure during use. Wire leads allow you to connect directly to your project. Three AAA cells in series provide approximately 4.5V (alkaline) or 3.6V (NiMH), suit...

SKU: SF-PRT-10512

A snap-in 9V battery holder with a 5.5mm/2.1mm centre-positive barrel jack connector. The battery clicks securely into place, and three mounting holes allow you to attach the holder to an enclosure or chassis. Key Features Snap-In Design – Battery clicks securely into place 5.5mm/2.1mm Barrel...

SKU: EF-EF08182

This kit contains a micro:bit board, a USB cable and a battery holder. This is a basic kit for using micro:bit. Micro:bit board is launched by BBC which aims to help children at or above 7 grade to learn programming better. Micro:bit board has abundant board resources like 5*5 LED metric dot arra...

SKU: AF-67

A 9V battery holder with a built-in on/off switch and a pre-attached 5.5mm/2.1mm centre-positive barrel plug. Ready to use out of the box — snap in a 9V battery, plug into your Arduino or other development board, and use the switch to control power. Key Features On/Off Switch – Conveniently co...

SKU: LB-LR0295

A simple 9V battery holder with a DC barrel connector. Provides a convenient way to mount and connect a 9V battery to your electronics projects. Key Features DC Barrel Connector – Standard connector for easy integration Snap-In Battery Mount – Holds a 9V battery securely Also Available 9V...

SKU: AF-5980 · MPN: ADA5980

The Feather RP2040 Adalogger combines the RP2040 dual-core processor with a MicroSD card holder for data logging and file storage. It features 8 MB SPI flash, 264 KB SRAM, USB Type C, STEMMA QT connector, and built-in LiPo battery charging — ready for portable data recording projects with Arduino...

SKU: DF-FIT0080

A 4-cell AA battery holder in a square (2×2) configuration with a sliding removable cover and a built-in ON/OFF switch. Features 5-inch tinned leads for easy soldering. The cover keeps batteries secure, and the switch provides convenient power control without disconnecting wires. Specifications ...

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-LS5508

A 2×AA battery holder with a protective cover, built-in on/off switch, and large alligator clip leads. The alligator clips make it easy to connect to circuits, components, and conductive materials without soldering — ideal for quick prototyping and classroom projects. Key Features 2×AA Capacit...

SKU: DF-DFR0992-EN-1 · MPN: DFR0992-EN-1

This UNIHIKER bundle pairs the K10 and M10 to support a progression from first AI experiments through to more advanced IoT and Python projects. The K10 is aimed at entry-level AI learning with pre-installed vision models and TinyML capability, while the M10 adds more processing power, Debian, and...

SKU: AF-6274 · MPN: ADA6274

A large 44 mm square illuminated push button with a satisfying clicky micro-switch — commonly seen in arcade games of skill. The black plastic body is easy to mount on panels and enclosures, and the snap-in lamp holder accepts a standard LED for backlighting. The button comes with a clear white ...

SKU: DF-FIT0141

A 6×AA battery holder with a DC 2.1mm power jack that plugs directly into an Arduino's barrel jack input. Creates a 7.2V rechargeable battery pack from NiMH/NiCd cells or a 9V pack from alkaline cells. Features mounting holes for secure installation. Specifications Cell Quantity: 6× AA Output...