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Slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 1250 mAh and is IE…
This is a very small, extremely lightweight battery based on Lithium Ion chemistry, with the highest energy density currently…
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 200…
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 850…
A Lithium battery specifically designed for operating the real time clock (RTC) on the Raspberry Pi 5.
No, these aren't some sort of weird, AA battery, this is actually a 18650 Lithium Ion Cell. These round high capacity cells h…
This is a very small, extremely light weight battery based on Lithium Ion chemistry. This is the highest energy density curre…
If you need some juice, this 6Ah Lithium Ion Battery is for you. These are very compact batteries based on Lithium Ion chemis…
This is a unique two-cell AAA battery holder built specifically for the BBC micro:bit. The 6" (~150mm) cable has been termina…
The LiPower board is based on the incredibly versatile TPS61200 boost converter. The board is configured to be used with a Li…
The LiPo Fuel Gauge communicates with your project over I2C and an alert pin also tells you when the charge has dropped below…
CR2032 Lithium metal 3V 250mAh button cell battery. Great for powering low power processors or blink an LED for weeks at a ti…
This 2xAAA battery holder puts a nice finishing touch on your battery-powered project. This holder features a sliding, remova…
The SparkFun Jetson Nano Basic Kit with Battery Pack provides you with all of the essential parts needed to start new project…
This is a simple 4 cell AA battery holder. The 5 inch cable is terminated with a standard 5.5x2.1mm, center positive barrel j…
This USB Power Meter is a versatile tool that can provide voltage, current, capacity, and impedance displayed on the built-in…
This is the same 18650 Lithium Ion Cell that you know and love, but now includes pre-attached solder tabs! These round high c…
The SparkFun Nano Power Timer will run while only consuming minimal power (approximately 35nA) and turn your project on after…
A simple Lithium Ion battery charger for 12.6VDC Li-Ion batteries similar to the one we sell.
This is a classic 9V snap connector terminated with 2-pin polarized Molex connector with 0.1" spacing.
This 9V battery holder allows your battery to snap in tight and holds it in place, which is great in situations where you don…
This 4xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
This is an extremely tiny and light weight battery based on the new Polymer Lithium Ion chemistry. This is the highest energy…
This is a unique two-cell AA battery holde. The 6" (~150mm) cable has been terminated with a JST-PH connector.
Simple 4 Cell AA Battery holder with 5" tinned leads, square configuration.
The Soft Power Switch is a passive, hard on/off switch with software feedback and control. In other words, it's like the on/o…
These are your standard 9 Volt alkaline batteries from Rayovac. Don't even think about trying to recharge these. Use them wit…
2500mAh 1.2V Nickel Metal Hydride rechargeable 'AA' batteries. [NiMH technology](http://en.wikipedia.org/wiki/Nickel_metal_hy…
This is an incredibly simple one cell 18650 Battery Holder. When someone thinks of 18650 Cells they tend to think of flashlig…
This is a simple coin cell battery holder that can enclose two CR2032 batteries inside itself, and safely kept closed via two…
This 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
CR1225 lithium metal 3V 12mm 47mAh coin cell batteries. Perfect small battery for miniature sensor node applications. Thes…
10Ah capacity & multiple USB options make this a great option for mobile USB power on your next project.
Basic 20mm coin cell holder. Posts can be inserted into 0.1" perf board! Holds the common CR2032 type batteries.
This 3xAA battery holder with JST connector puts a nice finishing touch on your battery powered project.
This is an incredibly simple two cell 18650 Battery Holder. When someone thinks of 18650 Cells they tend to think of flashlig…
This is a PCB mount clip to hold a 18650 Lithium Ion Cell battery. Each battery holder is sold in single units, you'll need t…
Now for all of your coin cell battery surface mount needs, the 20mm SMD Coin Cell Holder. This holder fits our 20mm Lithium I…
These are your standard 1.5V AA alkaline batteries from Panasonic.
This high discharge LiPo is a great way to power any R/C, robotic, or portable project. This is an excellent choice for anyth…
A simple Lead-acid battery charger for 13.8VDC Lead-acid batteries. It comes in a robust metal enclosure (IP68 rated) with a …
This is the CR2025 20mm coin cell battery. You may be wondering what sets this guy apart from the more common CR2032 coin cel…
This 3xAA battery holder with bare wire leads puts a nice finishing touch on your battery powered project.
These are your standard 1.5V AAA alkaline batteries from Energizer.
A 2 x AAA battery box with a JST connector for powering the micro:bit.
A 2 x AAA battery box with a JST connector and on/off switch for powering the micro:bit.
This is the SMD version of [PRT-07948](http://www.sparkfun.com/products/7948), which is the unit we like to use as RTC backup…