Batteries

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 approx...

A compact 3×AA battery holder with a built-in on/off switch, JST 2-pin connector, and an ergonomic belt clip. The series configuration outputs appr...

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...

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 ho...

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...

A 2-pack of standard alkaline AAA batteries for powering portable electronics, kits, and projects. These use alkaline (MnO2) chemistry with a volta...

A 4-pack of standard alkaline AA batteries for powering portable electronics, kits, and projects. These use alkaline (MnO2) chemistry with a voltag...

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...

The Arduino Fio (Funnel I/O) is a compact, wireless-friendly development board based on the ATmega328P. Designed by Shigeru Kobayashi and inspired ...

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....

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 simi...

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

A compact coin cell battery holder designed for small portable and wearable electronics projects. It holds two 20mm coin cells (CR2032 is the most ...

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. ...

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...

The Adafruit PowerBoost 500 Shield turns your Arduino into a portable project by adding a rechargeable LiPo battery charger and 5V DC/DC boost conv...

This is an interesting kind of battery holder, usually you'll see ones that are designed for holding like AAA's or something. This battery holder i...