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SparkFun Electronics will be closed on November 26, 2020 and November 27, 2020 for the Thanksgiving holiday. We will begin normal operations at 9:00 AM Mountain Time on November 30, 2020.

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Please see all COVID-19 updates here as some shipments may be delayed due to CDC safety and staffing guidelines. If you have an order or shipping question please refer to our Customer Support page. For technical questions please check out our Forums. Thank you for your continued support.

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Power - Battery

Lithium Ion Battery - 1Ah

Lithium Ion Battery - 1Ah

PRT-13813
$9.95
7
Favorited Favorite 60
Wish List
Lithium Ion Battery - 2Ah

Lithium Ion Battery - 2Ah

PRT-13855
$12.95
7
Favorited Favorite 31
Wish List
Lithium Ion Battery - 400mAh

Lithium Ion Battery - 400mAh

PRT-13851
$4.95
9
Favorited Favorite 32
Wish List
Lithium Ion Battery - 110mAh

Lithium Ion Battery - 110mAh

PRT-13853
$4.95
2
Favorited Favorite 14
Wish List
Lithium Ion Battery - 850mAh

Lithium Ion Battery - 850mAh

PRT-13854
$9.95
2
Favorited Favorite 11
Wish List
Coin Cell Battery - 20mm (CR2032)

Coin Cell Battery - 20mm (CR2032)

PRT-00338
$1.95
Favorited Favorite 28
Wish List
LiPower - Boost Converter

LiPower - Boost Converter

PRT-10255
$15.95
5
Favorited Favorite 27
Wish List
Lithium Ion Battery - 18650 Cell (2600mAh, Solder Tab)

Lithium Ion Battery - 18650 Cell (2600mAh, Solder Tab)

PRT-13189
$6.50
8
Favorited Favorite 17
Wish List
USB Power Meter (Color TFT LCD)

USB Power Meter (Color TFT LCD)

TOL-15571
$24.95
2
Favorited Favorite 16
Wish List
Lithium Ion Battery - 6Ah

Lithium Ion Battery - 6Ah

PRT-13856
$29.95
6
Favorited Favorite 31
Wish List
Battery Holder - 4xAA to Barrel Jack Connector

Battery Holder - 4xAA to Barrel Jack Connector

PRT-09835
$2.49
Favorited Favorite 22
Wish List
SparkFun Nano Power Timer - TPL5110

SparkFun Nano Power Timer - TPL5110

PRT-15353
$5.95
1
Favorited Favorite 19
Wish List
Battery Holder - 2xAA (JST-PH)

Battery Holder - 2xAA (JST-PH)

PRT-14299
$1.50
Favorited Favorite 19
Wish List
Battery Holder 2xAA with Cover and Switch

Battery Holder 2xAA with Cover and Switch

PRT-09547
$1.50
Favorited Favorite 14
Wish List
SparkFun LiPo Fuel Gauge

SparkFun LiPo Fuel Gauge

TOL-10617
$10.95
8
Favorited Favorite 24
Wish List
Battery Holder - 2x18650 (wire leads)

Battery Holder - 2x18650 (wire leads)

PRT-12900
$1.50
4
Favorited Favorite 15
Wish List
Lithium Ion Battery - 18650 Cell (2600mAh)

Lithium Ion Battery - 18650 Cell (2600mAh)

PRT-12895
$5.95
Favorited Favorite 17
Wish List
E-Textiles Battery - 110mAh (2C Discharge)

E-Textiles Battery - 110mAh (2C Discharge)

PRT-13112
$6.95
5
Favorited Favorite 24
Wish List
micro:bit Battery Holder - 2xAAA (JST-PH)

micro:bit Battery Holder - 2xAAA (JST-PH)

PRT-15101
$1.95
Favorited Favorite 7
Wish List
Polymer Lithium Ion Battery - 40mAh

Polymer Lithium Ion Battery - 40mAh

PRT-13852
$4.50
Favorited Favorite 10
Wish List
Low Current Lithium Ion Battery Pack - 2.5Ah (USB)

Low Current Lithium Ion Battery Pack - 2.5Ah (USB)

TOL-15204
$9.95 $7.46
2
Favorited Favorite 8
Wish List
Battery Holder - 1x18650 (wire leads)

Battery Holder - 1x18650 (wire leads)

PRT-12899
$1.00
Favorited Favorite 12
Wish List
9V Battery Holder

9V Battery Holder

PRT-10512
$2.95
3
Favorited Favorite 20
Wish List
Panasonic Alkaline Battery - AA

Panasonic Alkaline Battery - AA

PRT-15201
$0.50
Favorited Favorite 2
Wish List
Coin Cell Battery Holder - 2xCR2032 (Enclosed)

Coin Cell Battery Holder - 2xCR2032 (Enclosed)

PRT-12618
$1.95
1
Favorited Favorite 17
Wish List
Battery Holder - 2xAAA with Cover and Switch

Battery Holder - 2xAAA with Cover and Switch

PRT-14219
$1.50
Favorited Favorite 10
Wish List
Coin Cell Battery - 12mm (CR1225)

Coin Cell Battery - 12mm (CR1225)

PRT-00337
$1.95
2
Favorited Favorite 13
Wish List
Lithium Ion Battery - 2200mAh 7.4v

Lithium Ion Battery - 2200mAh 7.4v

PRT-11856
$15.95
Favorited Favorite 11
Wish List
Coin Cell Battery Holder - 20mm (PTH)

Coin Cell Battery Holder - 20mm (PTH)

PRT-00783
$1.50
1
Favorited Favorite 7
Wish List
Battery Holder 2xAA with Cover and Switch - JST Connector

Battery Holder 2xAA with Cover and Switch - JST Connector

PRT-09925
$1.50
2
Favorited Favorite 11
Wish List
Battery Holder 4xAA with Cover and Switch

Battery Holder 4xAA with Cover and Switch

PRT-12083
$1.95
2
Favorited Favorite 17
Wish List
Battery Holder - 4xAA Square

Battery Holder - 4xAA Square

PRT-00552
$1.95
1
Favorited Favorite 11
Wish List
9V Snap Connector

9V Snap Connector

PRT-00091
$1.25
1
Favorited Favorite 15
Wish List
9V Alkaline Battery

9V Alkaline Battery

PRT-10218
$1.95
1
Favorited Favorite 5
Wish List
Battery Holder 3xAA with Cover and Switch

Battery Holder 3xAA with Cover and Switch

PRT-10891
$1.95
1
Favorited Favorite 8
Wish List
Coin Cell Battery - 20mm (CR2025)

Coin Cell Battery - 20mm (CR2025)

PRT-11928
$1.95
Favorited Favorite 3
Wish List
2500 mAh NiMH Battery - AA

2500 mAh NiMH Battery - AA

PRT-00335
$3.25
Favorited Favorite 7
Wish List
MyoWare Power Shield

MyoWare Power Shield

DEV-13684
$4.50
1
Favorited Favorite 10
Wish List
Lithium Ion Battery - 1000mAh 7.4v

Lithium Ion Battery - 1000mAh 7.4v

PRT-11855
$9.95
2
Favorited Favorite 8
Wish List
Coin Cell Battery Holder - 20mm (SMD)

Coin Cell Battery Holder - 20mm (SMD)

PRT-11892
$0.95
1
Favorited Favorite 4
Wish List
Battery Holder - 18650 (PTH)

Battery Holder - 18650 (PTH)

PRT-13113
$0.75
Favorited Favorite 9
Wish List
Tenergy 5-in-1 Intelligent Battery Cell Meter

Tenergy 5-in-1 Intelligent Battery Cell Meter

TOL-15348
$15.95
Favorited Favorite 7
Wish List
Coin Cell Battery Holder - 12mm (SMD)

Coin Cell Battery Holder - 12mm (SMD)

PRT-10592
$0.95
Favorited Favorite 7
Wish List
Coin Cell Battery Holder - 12mm (PTH)

Coin Cell Battery Holder - 12mm (PTH)

PRT-07948
$1.50
Favorited Favorite 5
Wish List
Battery Holder - 1xAA (PTH)

Battery Holder - 1xAA (PTH)

PRT-07949
$0.50
1
Favorited Favorite 4
Wish List
Battery Holder - 1xAAA (PTH)

Battery Holder - 1xAAA (PTH)

PRT-12718
$0.50
Favorited Favorite 1
Wish List
750 mAh Alkaline Battery - AAA

750 mAh Alkaline Battery - AAA

PRT-09274
$0.50
Favorited Favorite 2
Wish List
Lithium Ion Battery - 5300mAh 11.1V

Lithium Ion Battery - 5300mAh 11.1V

PRT-16233
Favorited Favorite 2
Wish List