Batteries

This battery holder connects 3 AA batteries together in series for powering all kinds of projects. We spec'd these out because the box is compac...

This is the SMD version of PRT-07948, which is the unit we like to use as RTC backup and SRAM backup for GPS units. Holds battery in place with ...

No, these aren’t some sort of weird, AA battery, this is actually a 18650 Lithium Ion Cell. These round high capacity cells have been mainly used i...

A small, portable inverter for EL wire. Powers off of 4 AAA batteries (not included!), it can drive 3-4 meters (10 to 13 feet) of our high-brigh...

This 9V battery holder allows your battery to snap in tight and holds it in place, which is great in situations where you don’t want the battery ju...

This charger accurately balances and charges Lithium Polymer, LiFe (A123), NiCd and NiMH batteries. It will handle LiPo/LiFe up to 6S and NiMH/NiCd...

Battery power for your portable project! These batteries are good quality at a good price, and work fantastic with any of the kits or projects i...

Battery power for your portable project! These batteries are good quality at a good price, and work fantastic with any of the kits or projects i...

EL panel is the big sister to EL wire - it has the same glow effect but with a flat shape instead of a round shape. This is a big sheet of flexi...

A really cool rechargeable Lithium Ion coin cell battery. The battery is rated for 3.6V @ 110mAh - a great way to run a small embedded project for ...

The LiPower board is based on the incredibly versatile TPS61200 boost converter. The board is configured to be used with a LiPo battery, has solder...

A perfect match for our sew-able coin cell holder. This non-rechargeable coin cell is CR2032 sized: 20mm diameter, 3.2mm thick. It has a nominal vo...

PCB mount clip to hold a AAA battery. Sold in single units, you’ll need two for each battery. These work great for small, low power applications th...

These are your standard 9 Volt alkaline batteries from Rayovac. Don’t even think about trying to recharge these. Use them with Arduinos or with a v...

The Arduino Funnel I/O (Fio) is a board designed by Shigeru Kobayashi, based on the original design from LilyPad. Funnel is a toolkit to sketch you...

This is a simple coin cell battery holder that can enclose two CR2032 batteries inside itself, and safely kept closed via two phillips head screws....

This battery holder connects 3 AAA batteries together in series for powering all kinds of projects. We spec'd these out because the box is slim, a...

This 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is ...

This tiny coin cell battery holder is ideal for small portable or wearable projects. It holds two 20mm coin cells (2032 are the most popular size) ...

This is a simple 4 cell AA battery holder. The 5 inch cable is terminated with a standard 5.5x2.1mm, center positive barrel jack connector. ...

Make a nice portable power pack with this 4 x AA battery holder. It fits any alkaline or rechargeable AA batteries in series. There's a snap on ...

Keep your power source safe and toasty in these waterproof 3xAA battery holders. They're just like classic switched battery holders, but designe...

Keep your power source safe and toasty in these waterproof 2xAA battery holders. They're just like classic switched battery holders, but designe...

What's a project if it's trapped on your desk? Now you can take your Arduino anywhere you wish with the PowerBoost shield! This stackable shield...