Sparkfun

1500mAh Alkaline Battery - AA These are your standard 1.5V AA alkaline batteries from Duracell. Don’t even think about trying to recharge these. Roughly 1500mAh per AA cell. Combine 4 to get...

9V Battery, Alkaline Cell (PP3) - Discontinued These are your standard 9 Volt alkaline batteries from Rayovac. Use them with Arduinos or with a voltage regulator to get a solid 5V for your project...

Battery Holder - 4xAA Square Simple 4 Cell AA Battery holder with 5" tinned leads, square configuration.

Battery Holder 2xAA with Cover and SwitchThis 2xAA battery holder puts a nice finishing touch on your battery-powered project.This holder features a removable, sliding cover, which is secured with a...

Battery Holder - 4xAA to Barrel Jack Connector 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.The Barrel...

9V Battery Holder with DC Male Jack, 2.1x5.5mmThis 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 just...

Coin Cell Battery Holder - 12mm (SMD) 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 friction. The...

Battery Holder 3xAA with Cover and Switch This 3xAA battery holder puts a nice finishing touch on your battery-powered project.This holder features a removable, sliding cover, which is secured with a...

CR2032 Coin Cell Battery Holder - 20mm (SMD) Now for all of your coin cell battery surface mount needs, the 20mm SMD Coin Cell Holder. This holder fits our 20mm CR2032 coin cell battery and holds the...

Coin Cell Battery - 20mm (CR2025) This is the CR2025 20mm coin cell battery. You may be wondering what sets this guy apart from the more common CR2032 coin cell battery, the answer is actually quite...

Battery Holder 4xAA with Cover and SwitchThis 4xAA battery holder puts a nice finishing touch on your battery-powered project.This AA holder features a removable, sliding cover, which is secured with...

Battery Holder 1xAAA, PCB Mounted, PTH - SparkFun PRT-12718 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...