Track My Order
Frequently Asked Questions
International Shipping Info
Send Email
Mon-Fri, 9am to 12pm and 1pm to 5pm U.S. Mountain Time:
(303) 284-0979
added to your cart!
This is a very small, extremely lightweight battery based on Lithium Ion chemistry, with the highest energy density currently…
Slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 1250 mAh and is IE…
Slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 1000 mAh!
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 850…
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 200…
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 is a very small, extremely light weight battery based on Lithium Ion chemistry. This is the highest energy density curre…
CR2032 Lithium metal 3V 250mAh button cell battery. Great for powering low power processors or blink an LED for weeks at a ti…
If you need some juice, this 6Ah Lithium Ion Battery is for you. These are very compact batteries based on Lithium Ion chemis…
The SparkFun Nano Power Timer will run while only consuming minimal power (approximately 35nA) and turn your project on after…
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 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…
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 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
This USB Power Meter is a versatile tool that can provide voltage, current, capacity, and impedance displayed on the built-in…
This is a unique two-cell AA battery holde. The 6" (~150mm) cable has been terminated with a JST-PH connector.
This is a simple coin cell battery holder that can enclose two CR2032 batteries inside itself, and safely kept closed via two…
LiPo batteries are a great way to power your projects. They're small, lightweight, and pack a pretty good punch for their siz…
This is a very small, extremely lightweight battery based on Polymer Lithium Ion chemistry. This is the highest energy densit…
This 4xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
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 is an incredibly simple one cell 18650 Battery Holder. When someone thinks of 18650 Cells they tend to think of flashlig…
This is an extremely tiny and light weight battery based on the new Polymer Lithium Ion chemistry. This is the highest energy…
This high discharge LiPo is a great way to power any R/C, robotic, or portable project. This is an excellent choice for anyth…
We've taken the classic, portable, rechargeable lithium ion battery pack and tweaked the design to make it amenable to low cu…
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…
This is an incredibly simple two cell 18650 Battery Holder. When someone thinks of 18650 Cells they tend to think of flashlig…
Simple 4 Cell AA Battery holder with 5" tinned leads, square configuration.
10Ah capacity & multiple USB options make this a great option for mobile USB power on your next project.
This 2xAAA battery holder puts a nice finishing touch on your battery-powered project. This holder features a sliding, remova…
This is a classic 9V snap connector terminated with 2-pin polarized Molex connector with 0.1" spacing.
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 1.5V AA alkaline batteries from Panasonic.
This 3xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
This is the CR2025 20mm coin cell battery. You may be wondering what sets this guy apart from the more common CR2032 coin cel…
CR1225 lithium metal 3V 12mm 47mAh coin cell batteries. Perfect small battery for miniature sensor node applications. Thes…
These are your standard 9 Volt alkaline batteries from Rayovac. Don't even think about trying to recharge these. Use them wit…
Basic 20mm coin cell holder. Posts can be inserted into 0.1" perf board! Holds the common CR2032 type batteries.
2500mAh 1.2V Nickel Metal Hydride rechargeable 'AA' batteries. [NiMH technology](http://en.wikipedia.org/wiki/Nickel_metal_hy…
The Tenergy 5-in-1 Intelligent Cell Meter takes you one step closer to becoming an all-seeing and all-powerful battery wizard…
Now for all of your coin cell battery surface mount needs, the 20mm SMD Coin Cell Holder. This holder fits our 20mm Lithium I…
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…
This is a through-hole 12mm coin cell battery holder. It's the unit we like to use as RTC backup and SRAM backup for GPS unit…
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…
These are your standard 1.5V AAA alkaline batteries from Rayovac. Don't even think about trying to recharge these. Roughly 75…
