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Hello there friend! SparkFun will be closed on 8/17/2018 @2pm for a company event. We will not be offering our normal Friday tour or Local Pickups during this time. We will resume normal operations on Monday 8/20/2018. Any orders placed after 2pm MT on 8/17/2018 will be processed when we resume normal operations. Have a great day!

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Power - Battery

Coin Cell Battery - 20mm (CR2032)

Coin Cell Battery - 20mm (CR2032)

PRT-00338
$1.95
Favorited Favorite 16
Wish List
Lithium Ion Battery - 2Ah

Lithium Ion Battery - 2Ah

PRT-13855
$12.95
3
Favorited Favorite 8
Wish List
SparkFun Battery Babysitter - LiPo Battery Manager

SparkFun Battery Babysitter - LiPo Battery Manager

PRT-13777
$19.95
5
Favorited Favorite 32
Wish List
SparkFun LiPo Charger Basic - Micro-USB

SparkFun LiPo Charger Basic - Micro-USB

PRT-10217
$7.95
23
Favorited Favorite 36
Wish List
Lithium Ion Battery - 1Ah

Lithium Ion Battery - 1Ah

PRT-13813
$9.95
5
Favorited Favorite 25
Wish List
SparkFun LiPo Charger/Booster - 5V/1A

SparkFun LiPo Charger/Booster - 5V/1A

PRT-14411
$14.95
Favorited Favorite 5
Wish List
Lithium Ion Battery - 18650 Cell (2600mAh)

Lithium Ion Battery - 18650 Cell (2600mAh)

PRT-12895
$5.95
Favorited Favorite 7
Wish List
Lithium Ion Battery - 850mAh

Lithium Ion Battery - 850mAh

PRT-13854
$9.95
2
Favorited Favorite 4
Wish List
Lithium Ion Battery - 400mAh

Lithium Ion Battery - 400mAh

PRT-13851
$4.95
9
Favorited Favorite 15
Wish List
micro:bit Battery Holder - 2xAA (JST-PH)

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

PRT-14299
$1.50
Favorited Favorite 10
Wish List
Lithium Ion Battery - 6Ah

Lithium Ion Battery - 6Ah

PRT-13856
$29.95
5
Favorited Favorite 18
Wish List
Polymer Lithium Ion Battery - 40mAh

Polymer Lithium Ion Battery - 40mAh

PRT-13852
$4.50
Favorited Favorite 3
Wish List
LiPower - Boost Converter

LiPower - Boost Converter

PRT-10255
$14.95
5
Favorited Favorite 17
Wish List
E-Textiles Battery - 110mAh (2C Discharge)

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

PRT-13112
$6.95
5
Favorited Favorite 11
Wish List
Battery Holder - 4xAA to Barrel Jack Connector

Battery Holder - 4xAA to Barrel Jack Connector

PRT-09835
$2.49
Favorited Favorite 14
Wish List
SparkFun USB LiPoly Charger - Single Cell

SparkFun USB LiPoly Charger - Single Cell

PRT-12711
$14.95
8
Favorited Favorite 21
Wish List
Lithium Ion Battery - 110mAh

Lithium Ion Battery - 110mAh

PRT-13853
$4.95
1
Favorited Favorite 4
Wish List
SparkFun LiPo Charger Basic - Mini-USB

SparkFun LiPo Charger Basic - Mini-USB

PRT-10401
$7.95
3
Favorited Favorite 10
Wish List
SparkFun LiPo Fuel Gauge

SparkFun LiPo Fuel Gauge

TOL-10617
$9.95
6
Favorited Favorite 17
Wish List
Battery Holder 4xAA with Cover and Switch

Battery Holder 4xAA with Cover and Switch

PRT-12083
$1.95
2
Favorited Favorite 11
Wish List
9V Battery Holder

9V Battery Holder

PRT-10512
$2.95
3
Favorited Favorite 11
Wish List
Coin Cell Battery - 12mm (CR1225)

Coin Cell Battery - 12mm (CR1225)

PRT-00337
$1.95
2
Favorited Favorite 9
Wish List
SparkFun Adjustable LiPo Charger

SparkFun Adjustable LiPo Charger

PRT-14380
$10.95
2
Favorited Favorite 8
Wish List
Battery Holder 2xAA with Cover and Switch

Battery Holder 2xAA with Cover and Switch

PRT-09547
$1.50
Favorited Favorite 5
Wish List
Lithium Ion Battery - 18650 Cell (2600mAh, Solder Tab)

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

PRT-13189
$6.50
2
Favorited Favorite 12
Wish List
1500 mAh Alkaline Battery - AA

1500 mAh Alkaline Battery - AA

PRT-09100
$0.50
Favorited Favorite 0
Wish List
SparkFun 3.3V Step-Up Breakout - NCP1402

SparkFun 3.3V Step-Up Breakout - NCP1402

PRT-10967
$5.95
4
Favorited Favorite 7
Wish List
Coin Cell Battery - 20mm (CR2025)

Coin Cell Battery - 20mm (CR2025)

PRT-11928
$1.95
Favorited Favorite 3
Wish List
Li-Ion/Polymer Battery Charger/Balancer - 80W, 5A

Li-Ion/Polymer Battery Charger/Balancer - 80W, 5A

PRT-10473
$32.95
4
Favorited Favorite 11
Wish List
Coin Cell Battery Holder - 2xCR2032 (Enclosed)

Coin Cell Battery Holder - 2xCR2032 (Enclosed)

PRT-12618
$1.95
1
Favorited Favorite 8
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 7
Wish List
Lithium Ion Battery Pack - 2.2Ah (USB)

Lithium Ion Battery Pack - 2.2Ah (USB)

TOL-14169
$6.95 $3.95
2
Favorited Favorite 9
Wish List
Battery Holder 3xAA with Cover and Switch

Battery Holder 3xAA with Cover and Switch

PRT-10891
$1.95
1
Favorited Favorite 7
Wish List
Coin Cell Battery Holder - 20mm (SMD)

Coin Cell Battery Holder - 20mm (SMD)

PRT-11892
$0.95
Favorited Favorite 3
Wish List
Battery Holder - 2xAAA with Cover and Switch

Battery Holder - 2xAAA with Cover and Switch

PRT-14219
$1.50
Favorited Favorite 4
Wish List
Tenergy T4s Intelligent Universal Charger - 4-Bay

Tenergy T4s Intelligent Universal Charger - 4-Bay

TOL-14457
$29.95 $17.95
Favorited Favorite 4
Wish List
Coin Cell Battery Holder - 20mm (PTH)

Coin Cell Battery Holder - 20mm (PTH)

PRT-00783
$1.50
1
Favorited Favorite 4
Wish List
Battery Holder - 1x18650 (wire leads)

Battery Holder - 1x18650 (wire leads)

PRT-12899
$1.00
Favorited Favorite 7
Wish List
Battery Holder - 4xAA Square

Battery Holder - 4xAA Square

PRT-00552
$1.95
1
Favorited Favorite 9
Wish List
Battery Holder - 2x18650 (wire leads)

Battery Holder - 2x18650 (wire leads)

PRT-12900
$1.50
4
Favorited Favorite 9
Wish List
Lithium Ion Battery - 2200mAh 7.4v

Lithium Ion Battery - 2200mAh 7.4v

PRT-11856
$15.95
Favorited Favorite 5
Wish List
MyoWare Power Shield

MyoWare Power Shield

DEV-13684
$3.95
1
Favorited Favorite 2
Wish List
9V Snap Connector

9V Snap Connector

PRT-00091
$1.25
1
Favorited Favorite 7
Wish List
Lithium Ion Battery - 1000mAh 7.4v

Lithium Ion Battery - 1000mAh 7.4v

PRT-11855
$9.95
2
Favorited Favorite 2
Wish List
9V Alkaline Battery

9V Alkaline Battery

PRT-10218
$1.95
1
Favorited Favorite 3
Wish List
2500 mAh NiMH Battery - AA

2500 mAh NiMH Battery - AA

PRT-00335
$2.95
Favorited Favorite 1
Wish List
Coin Cell Battery - 24.5mm (Rechargeable CR2450)

Coin Cell Battery - 24.5mm (Rechargeable CR2450)

PRT-10319
$2.95
Favorited Favorite 10
Wish List
Button Cell Battery - 11.6mm (LR44)

Button Cell Battery - 11.6mm (LR44)

PRT-11305
$0.95
Favorited Favorite 0
Wish List