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Home \ Robotics & Electronics  \ Batteries & Adapters

Batteries & Adapters

2xAA Battery Holder

This battery holder holds 2 AA batteries--great for use in your next science fair project!

Item#: 14015 Age: 14+
(2 customer reviews)

D Battery Holder

Great battery holder for D-cell batteries needed for your next science project!

Item#: 13408 Age: 7+
(2 customer reviews)

Hand Held DC Generator

An excellent demonstration model for teaching about the conversion of mechanical energy to electrical energy!

Item#: 10876 Age: 7+
(3 customer reviews)

2xAA Battery Holder with Cover & Switch

This 2 AA battery holder includes an on-off switch, making it perfect for any hobby project!

Item#: 14016 Age: 14+
(2 customer reviews)

2 AA Panasonic Alkaline Plus Batteries

Genuine AA Panasonic Alkaline Plus batteries - 2 pack.

Item#: 15465 Age: 18+

4xAA Battery Holder with Cover & Switch

This 4 AA battery holder includes an on-off switch, making it perfect for any hobby project!

Item#: 14017 Age: 14+

2xD Battery Holder

This battery holder holds 2 D batteries--great for use in your next science fair project!

Item#: 14014 Age: 10+
(2 customer reviews)

1xAA Battery Holder

Single AA battery holder with leads for your next science project!

Item#: 14842 Age: 14+
(1 customer reviews)

1xAA Battery Holder with Cover & Switch

This 1 AA battery holder includes leads and an on-off switch, making it perfect for any hobby project!

Item#: 16274 Age: 14+

Deluxe DC Crank Generator

A hand-cranked 12-volt DC generator, useful for experiments or as a unique flashlight

Item#: 15239 Age: 10+
(1 customer reviews)

2xAA Battery Holder with 9V Snap

Great affordable 2 AA back-to-back battery holder with 9V snap connection

Item#: 15871 Age: 14+

Batteries for Astro-Jax

Keep your Astro-Jax going!

Item#: 11624 Age: 6+

Plastic AA Battery Holders - Block of 4

Set of 4 single AA battery holders that snap together to form either parallel or series connection.

Item#: 15907 Age: 14+

Thermoelectric Generator

Use this generator to demonstrate the 2nd law of thermodynamics!

Item#: 14618 Age: 12+
(3 customer reviews)

9V Panasonic Alkaline Plus Battery

Genuine 9V Panasonic Alkaline Plus battery.

Item#: 15469 Age: 18+

4 AA Panasonic Alkaline Plus Batteries

Genuine AA Panasonic Alkaline Plus batteries - 4 pack.

Item#: 15466 Age: 18+

4 AAA Panasonic Alkaline Plus Batteries

Genuine AAA Panasonic Alkaline Plus batteries - 4 pack.

Item#: 15468 Age: 18+

4xAA Battery Holder

This battery holder with leads houses 4 AA batteries--great for use in your next science fair project!

Item#: 16273 Age: 14+
(1 customer reviews)

2xAA Battery Holder B2B

Great affordable 2 AA back-to-back battery holder.

Item#: 15877 Age: 14+

2 AAA Panasonic Alkaline Plus Batteries

Genuine AAA Panasonic Alkaline Plus batteries - 2 pack.

Item#: 15467 Age: 18+

Power Pro DC Adapter - 12V 1000mA

Use this powerful DC adapter for a variety of electrical applications!

Item#: 14926 Age: 10+

2 D Panasonic Alkaline Plus Battery

Genuine D Panasonic Alkaline Plus batteries - 2 pack.

Item#: 15470 Age: 18+

10 pack 2xAA Battery Holders

A pack of 10 battery holders capable of holding two AA batteries - each holder includes wire leads - great for electronics and science fair projects!

Item#: 16263 Age: 14+

10 pack 2xAA Battery Holders with Cover & Switch

A pack of 10 battery holders capable of housing 2 AA batteries - each holder includes wire leads and an on/off switch - great for electronics and science fair projects!

Item#: 16267 Age: 14+

3xAA Battery Holder

This battery holder with leads houses 3 AA batteries--great for use in your next science fair project!

Item#: 16272 Age: 14+

CR2032 Alkaline Batteries - 9 pack

A blister pack of 9 3V CR2032 Alkaline batteries, usually used for remote controls, but, more frequently, computer motherboards.

Item#: 15992 Age: 18+

Snap Circuits AC Adapter Snap

Use this adapter in conjunction with Snap Circuits kits!

Item#: 14488 Age: 13+

3xAA Battery Holder with Cover & Switch

This 3 AA battery holder includes leads and an on-off switch, making it perfect for any hobby project!

Item#: 16275 Age: 14+

10 pack 3xAA Battery Holders with Cover & Switch

A pack of 10 battery holders capable of housing 3 AA batteries - each holder includes wire leads and an on/off switch - great for electronics and science fair projects!

Item#: 16268 Age: 14+

10 pack 4xAA Battery Holders with Cover & Switch

A pack of 10 battery holders capable of holding four AA batteries - each holder includes wire leads and an on/off switch - great for electronics and science fair projects!

Item#: 16269 Age: 14+

10 pack 1xAA Battery Holders

A 10-pack of single AA battery holders; great for the classroom, lab, or for science fair projects

Item#: 16262 Age: 14+

AG-13 Alkaline Batteries - 20 pack

A 20-pack of AG-13 Alkaline Batteries, ideal for watches, clocks, calculators, electronics, cameras, LED tools, and more

Item#: 15993 Age: 18+

3V-12V DC Variable Power Supply

Forget the batteries! This safe and reliable power supply is a convenient source of low voltage DC power. Dial easily turns to select the desired voltage and it plugs into a standard electrical outlet. 3V-12V DC, 1.25 amps max.

Item#: 16120 Age: 16+

10 pack 2xD Battery Holders

A pack of 10 battery holders capable of holding 2 D batteries - each holder includes wire leads - great for electronics and science fair projects!

Item#: 16270 Age: 14+

10 pack 3xAA Battery Holders

A pack of 10 battery holders capable of housing 3 AA batteries - each holder includes wire leads - great for electronics and science fair projects!

Item#: 16264 Age: 14+

10 pack 4xAA Battery Holders

A pack of 10 battery holders capable of housing 4 AA batteries - each holder includes wire leads - great for electronics and science fair projects!

Item#: 16265 Age: 14+

10 pack 1xAA Battery Holders with Cover & Switch

A pack of 10 battery holders capable of housing 1 AA battery - each holder includes wire leads and an on/off switch - great for electronics and science fair projects!

Item#: 16266 Age: 14+

Analog DC Lab Power Supply 0-15V 2A

This highly stable lab power supply produces variable 0 to 15V DC at up to maximum of 2A.

Item#: 15962 Age: 18+

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Lab DC Switching Power Supply 0-30V 0-3A

This power supply is perfect for use in classrooms or laboratories. The unit produces variable 0 to 30V DC at up to a maximum of 3A, and features a clean and easy-to-read digital display.

Item#: 16351 Age: 18+

12V 4400mAh Lithium Battery

This 12V lithium battery is perfect for solar science fair projects involving panels. Also great for building an off-grid solar power system for camping, RVs, or boats.

Item#: 16356 Age: 14+

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