• 4 x AA Battery Holder with On/Off Switch

    Product ID: 830
    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 cover and an on/off switch which can be handy when wiring to something without a switch. New! We now have 0.1" headers on ends of these cables so you can plug them into a breadboard or headers with ease! Of course, you can...
    $2.95
    In stock
  • 2 x AA Battery Holder with On/Off Switch & JST PH Connector

    Product ID: 4193
    This battery holder connects 2 AA batteries together in series for powering all kinds of projects. We spec'd these out because the box is fairly slim, and 2 AA's add up to about 3V for many low voltage electronics projects, plus it has a nifty on-off switch. Fits any standard AA battery. When using rechargeable NiMH the output voltage will range from about 2.7V with...
    $1.95
    10 in stock
  • 4 x AA Battery Holder with Premium Jumper Header Wires

    Product ID: 3859
    We've got battery holders for all sorts of needs and projects! Waterproof? Here ya go. With an on/off switch? Easy peasy. Here's our latest addition in classy Adafruit black: 4 x AA Battery Holder with Premium Header Wires. What's so special about 'em? Well you can plug them right into a breadboard! No need to fight with those skinny stripped wires you normally get....
    $2.95
    In stock
  • 3x AA Battery Holder with On/Off Switch and 2-Pin JST

    Product ID: 4779
    Here's another addition to our growing family of AA battery holders. Behold! A holder for three (3) AA batteries! It's got a 6" long genuine JST-PH 2-pin cable connector, an On/Off switch, and, oh yes, it's in classy Adafruit black. This battery holder connects 3 AA batteries together in series for powering all kinds of projects. We spec'd these out because the box...
    $2.95
    In stock
  • 3 x AA Battery Holder with On/Off Switch, JST, and Belt Clip

    Product ID: 3287
    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 compact, and 3 AA's add up to about 3.3-4.5V, a very similar range to Lithium Ion/polymer (Li-Ion) batteries, plus it has a nifty on-off switch. That makes them ideal for use with 3.3V projects that have a 2-pin JST connector meant...
    $2.95
    In stock
  • 2 x AA Battery Holder with Premium Jumper Header Wires

    Product ID: 3858
    We've got battery holders for all sorts of needs and projects! Waterproof? Here ya go. With an on/off switch? Easy peasy. Here's our latest addition in classy Adafruit black: 2 x AA Battery Holder with Premium Header Wires. What's so special about 'em? Well you can plug them right into a breadboard! No need to fight with those skinny stripped wires you normally get....
    $1.95
    In stock
  • 2 x AA Battery Holder with Knife Switch

    Product ID: 3951
    We've got battery holders for all sorts of needs and projects! Waterproof? Here ya go. With a clicky on/off switch? Easy peasy. Here's our latest addition in classy Adafruit black: 2 x AA Battery Holder with Knife Switch. What's so special about 'em? Well with the knife switch you can easily control the flow of electricity to your project. While there are many...
    $0.95
    72 in stock
  • 6 x AA battery holder with 5.5mm/2.1mm plug

    Product ID: 248
    Make a portable power brick with plenty of juice! Use Alkaline AA's for a 9V 3000-4000mAh power supply, or rechargeable NiMH for 2000mAh 7.5V supply. Either one is good for running electronics that have a 5V voltage regulator (thus requiring a 7V+ supply). Will last about 10 times longer than a 9V Plug is 5.5mm outer diameter, 2.1mm inner diameter, center positive....
    $2.50
    82 in stock
  • 5 x AA Battery Holder with 2.1mm DC Jack

    Product ID: 3456
    Here's yet another addition to our family of AA battery holders. It's a holder for five (5) AA batteries, with 5" wire leads. It's black and has a 2.1mm barrel plug (tip positive). 5 x AA battery packs are best used with Arduino-compatibles and other dev boards with 2.1mm DC jacks and a 5V regulator, because 5V regulators tend to like 1-2V of overhead. 4 x AA battery...
    $3.95
    In stock
  • 4 x AA Battery Holder with 2.1mm Plug

    Product ID: 3784
    Here's another addition to our growing family of AA battery holders. A holder for four (4) AA batteries! It's got an 8" long power cable with a 2.1mm DC jack at the end, and, oh yes, it's in classy Adafruit black. 4 x AA battery packs are best used with development boards with 2.1mm DC jacks and can run with ~4.8V (4 x NiMH) to ~6V (4 x Alkaline). Great for powering...
    $2.95
    In stock
  • 8 x AA battery holder with 5.5mm/2.1mm Plug and On/Off Switch

    Product ID: 875
    Make a portable power brick with plenty of juice! Use Alkaline AA's for a 12V 3000-4000mAh power supply, or rechargeable NiMH for 2000mAh 9.6V supply. Either one is good for running electronics that have a 5V voltage regulator (thus requiring a 7V+ supply) or perhaps some motors or solenoids. Perfect for portable Arduinos, motors, solenoids, 12V LED strips, etc. An...
    $5.95
    In stock
  • Waterproof 3xAA Battery Holder with On/Off Switch

    Product ID: 771
    Keep your power source safe and toasty in these waterproof 3xAA battery holders. They're just like classic switched battery holders, but designed for survival! The case has a rubber gasket around the edge of the case (its black and hard to see in the photos but it is there) and attaches together with 4 machine screws. What we like about this design is that the...
    $3.95
    In stock
  • 3 x AA Battery Holder with 2.1mm Plug

    Product ID: 3842
    Here's another addition to our growing family of AA battery holders. A holder for three (3) AA batteries! It's got an 8" long power cable with a 2.1mm DC jack at the end, and, oh yes, it's in classy Adafruit black. This battery holder connects 3 AA batteries together for powering all kinds of projects. Three AA's add up to about 3.6-4.5V, a very similar range to...
    $2.95
    70 in stock
  • 2x2 AA Battery Holder with Premium Jumper Header Wires

    Product ID: 3905
    We've got battery holders for all sorts of needs and projects! Waterproof? Here ya go. With an on/off switch? Easy peasy. Here's our latest addition: 2x2 AA Battery Holder with Premium Header Wires. What's so special about 'em? Well besides being a nice compact cubic shape, you can plug the wires right into a breadboard! No need to fight with those skinny stripped...
    $2.95
    51 in stock
  • 8 x AA battery holder

    Product ID: 449
    When you need a portable 12V power pack, this big holder will do the job! The holder will store 8 AA batteries end to end, to give approximately 12VDC output with up to 2 amp peak current draw. We like this configuration in particular because it holds the batteries securely, even if being bumped/moved around. This would make a good power source for EL panels, 12V...
    $2.95
    23 in stock
  • Waterproof 2xAA Battery Holder with On/Off Switch

    Product ID: 770
    Keep your power source safe and toasty in these waterproof 2xAA battery holders. They're just like classic switched battery holders, but designed for survival! The case has a rubber gasket around the edge of the case (its black and hard to see in the photos but it is there) and attaches together with 4 machine screws. What we like about this design is that the...
    $3.95
    51 in stock
  • 4 x AA Battery Holder with 2.1mm Plug and On/Off Switch

    Product ID: 3788
    Here's another addition to our growing family of AA battery holders. Behold! A holder for four (4) AA batteries! It's got a 5" long power cable with a 5.5/2.1mm DC jack at the end, an On/Off switch, and, oh yes, it's in classy Adafruit black. 4 x AA battery packs are best used with development boards with 2.1mm DC jacks and are happy with ~4.8V (4 x NiMH) to 6V (4 x...
    $3.95
    In stock
  • 2 x AA Open Battery Holder with JST PH Connector

    Product ID: 4194
    This battery holder connects 2 AA batteries together in series for powering all kinds of projects. We spec'd these out because the box is fairly slim, and 2 AA's add up to about 3V for many low voltage electronics projects. Fits any standard AA battery. When using rechargeable NiMH the output voltage will range from about 2.7V with charged batteries to 1.8V at the...
    $1.95
    In stock