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These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 100…
This is a very small, extremely lightweight battery based on Lithium Ion chemistry, with the highest energy density currently…
If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The SparkFun LiPo Charger Basic …
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 200…
CR2032 Lithium metal 3V 250mAh button cell battery. Great for powering low power processors or blink an LED for weeks at a ti…
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 850…
The SparkFun Battery Babysitter is an all-in-one single-cell Lithium Polymer (LiPo) battery manager. It’s half battery char…
This is a unique two-cell AA battery holder built specifically for the [BBC micro:bit](https://www.sparkfun.com/products/1420…
This is a very small, extremely light weight battery based on Lithium Ion chemistry. This is the highest energy density curre…
This is an extremely tiny and light weight battery based on the new Polymer Lithium Ion chemistry. This is the highest energy…
If you need some juice, this 6Ah Lithium Ion Battery is for you. These are very compact batteries based on Lithium Ion chemis…
The LiPower board is based on the incredibly versatile TPS61200 boost converter. The board is configured to be used with a Li…
The SparkFun 5V/1A LiPo Charger/Booster is a no-nonsense circuit for generating one amp from a Lithium Polymer battery at 5V.…
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 lightweight battery based on Polymer Lithium Ion chemistry. This is the highest energy densit…
If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The SparkFun USB LiPo Charger is…
CR1225 lithium metal 3V 12mm 47mAh coin cell batteries. Perfect small battery for miniature sensor node applications. Thes…
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…
LiPo batteries are a great way to power your projects. They're small, lightweight, and pack a pretty good punch for their siz…
The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s …
If you need to charge LiPo batteries, this simple charger will do just that. It is designed to charge single-cell Li-Ion or L…
This is the same 18650 Lithium Ion Cell that you know and love, but now includes pre-attached solder tabs! These round high c…
This 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
This is a simple coin cell battery holder that can enclose two CR2032 batteries inside itself, and safely kept closed via two…
This 9V battery holder allows your battery to snap in tight and holds it in place, which is great in situations where you don…
The 4-Bay T4s Intelligent Universal Charger from Tenergy is an automatic smart charger compatible with almost all types of re…
This is the CR2025 20mm coin cell battery. You may be wondering what sets this guy apart from the more common CR2032 coin cel…
Basic 20mm coin cell holder. Posts can be inserted into 0.1" perf board! Holds the common CR2032 type batteries.
Power on the go? Why didn't you ask? We've got plenty! These portable, rechargeable lithium ion battery packs are simple, com…
The NCP1402 is a 3.3V DC-DC converter. The breakout board will accept voltage inputs between 1 and 3 Volts (such as 1 or 2 AA…
This charger accurately balances and charges Lithium Polymer, LiFe (A123), NiCd and NiMH batteries. It will handle LiPo/LiFe …
This is an incredibly simple one cell 18650 Battery Holder. When someone thinks of 18650 Cells they tend to think of flashlig…
This 2xAAA battery holder puts a nice finishing touch on your battery-powered project. This holder features a sliding, remova…
This is an incredibly simple two cell 18650 Battery Holder. When someone thinks of 18650 Cells they tend to think of flashlig…
This 4xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
Simple 4 Cell AA Battery holder with 5" tinned leads, square configuration.
This high discharge LiPo is a great way to power any R/C, robotic, or portable project. This is an excellent choice for anyth…
Classic 9V snap connector terminated with 2-pin polarized Molex connector with 0.1" spacing. The cable is 26AWG and is 5" in …
This 3xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
Now for all of your coin cell battery surface mount needs, the 20mm SMD Coin Cell Holder. This holder fits our 20mm Lithium I…
The MyoWare Power Shield is designed to take two standard CR2032 coin cell batteries to power the MyoWare Muscle Sensor. We h…
These are your standard 9 Volt alkaline batteries from Rayovac. Don't even think about trying to recharge these. Use them wit…
A really cool rechargeable Lithium Ion coin cell battery. The battery is rated for 3.6V @ 110mAh - a great way to run a small…
2500mAh 1.2V Nickel Metal Hydride rechargeable 'AA' batteries. [NiMH technology](http://en.wikipedia.org/wiki/Nickel_metal_hy…
These are your standard 1.5V AA alkaline batteries from Duracell. Don't even think about trying to recharge these. Roughly 15…
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…
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