Power

No matter what electronics project you’re working on, you're going to need some way to power it. Adafruit's wide selection of batteries, chargers, power supplies, and even hand cranks will help get your project buzzing, glowing, moving, or printing. We carry everything from CR2032 Coin Cell Batteries to 5v Inductive Charging Sets so the next time you need to get your project started, look to Adafruit's Batteries category to help!


USB / DC / Solar Lithium Ion/Polymer charger

USB / DC / Solar Lithium Ion/Polymer charger

PRODUCT ID: 390
$17.50
IN STOCK

5V 1A (1000mA) USB port power supply - UL Listed

5V 1A (1000mA) USB port power supply - UL Listed

PRODUCT ID: 501
$5.95
IN STOCK

5V 2A (2000mA) switching power supply - UL Listed

5V 2A (2000mA) switching power supply - UL Listed

PRODUCT ID: 276
$7.95
IN STOCK

5V 10A switching power supply

5V 10A switching power supply

PRODUCT ID: 658
$25.00
IN STOCK

Lithium Ion Polymer Battery - 3.7v 2500mAh

Lithium Ion Polymer Battery - 3.7v 2500mAh

PRODUCT ID: 328
$14.95
IN STOCK

9 VDC 1000mA regulated switching power adapter - UL listed

9 VDC 1000mA regulated switching power adapter - UL listed

PRODUCT ID: 63
$6.95
IN STOCK

Lithium Ion Polymer Battery - 3.7v 1200mAh

Lithium Ion Polymer Battery - 3.7v 1200mAh

PRODUCT ID: 258
$9.95
IN STOCK

Adjustable breadboard power supply kit

Adjustable breadboard power supply kit

PRODUCT ID: 184
$15.00
IN STOCK

Lithium Ion Battery Pack - 3.7V 6600mAh

Lithium Ion Battery Pack - 3.7V 6600mAh

PRODUCT ID: 353
$29.50
IN STOCK

Medium 6V 2W Solar panel

Medium 6V 2W Solar panel

PRODUCT ID: 200
$25.00
IN STOCK

12V 5A switching power supply

12V 5A switching power supply

PRODUCT ID: 352
$24.95
IN STOCK

9V battery holder with switch &  5.5mm/2.1mm plug

9V battery holder with switch & 5.5mm/2.1mm plug

PRODUCT ID: 67
$3.95
IN STOCK

USB Battery Pack for Raspberry Pi - 10000mAh - 2 x 5V @ 2A

USB Battery Pack for Raspberry Pi - 10000mAh - 2 x 5V @ 2A

PRODUCT ID: 1566
$49.95
IN STOCK

USB LiIon/LiPoly charger

USB LiIon/LiPoly charger

PRODUCT ID: 259
$12.50
IN STOCK

Powerswitch tail 2

Powerswitch tail 2

PRODUCT ID: 268
$25.95
IN STOCK

Adafruit Micro Lipo - USB LiIon/LiPoly charger

Adafruit Micro Lipo - USB LiIon/LiPoly charger

PRODUCT ID: 1304
$5.95
IN STOCK

Lithium Ion Polymer Battery - 3.7v 150mAh

Lithium Ion Polymer Battery - 3.7v 150mAh

PRODUCT ID: 1317
$5.95
IN STOCK

Large 6V 3.4W Solar panel

Large 6V 3.4W Solar panel

PRODUCT ID: 500
$34.95
23 IN STOCK

Female DC Power adapter - 2.1mm jack to screw terminal block

Female DC Power adapter - 2.1mm jack to screw terminal block

PRODUCT ID: 368
$2.00
IN STOCK

USB/DC  Lithium Polymer battery charger 5-12V

USB/DC Lithium Polymer battery charger 5-12V

PRODUCT ID: 280
$17.95
IN STOCK

9V battery clip with  5.5mm/2.1mm plug

9V battery clip with 5.5mm/2.1mm plug

PRODUCT ID: 80
$3.00
IN STOCK

Lithium Ion Battery Pack - 3.7V 4400mAh

Lithium Ion Battery Pack - 3.7V 4400mAh

PRODUCT ID: 354
$19.95
IN STOCK

Lithium Ion Polymer Battery - 3.7v 500mAh

Lithium Ion Polymer Battery - 3.7v 500mAh

PRODUCT ID: 1578
$7.95
IN STOCK

USB Battery Pack for Raspberry Pi - 4400mAh - 5V @ 1A

USB Battery Pack for Raspberry Pi - 4400mAh - 5V @ 1A

PRODUCT ID: 1565
$24.95
IN STOCK

Mini DC/DC Step-Down (Buck) Converter - 5V @ 1A output

Mini DC/DC Step-Down (Buck) Converter - 5V @ 1A output

PRODUCT ID: 1065
$14.95
IN STOCK

12 VDC 1000mA regulated switching power adapter - UL listed

12 VDC 1000mA regulated switching power adapter - UL listed

PRODUCT ID: 798
$8.95
OUT OF STOCK

UBEC DC/DC Step-Down (Buck) Converter - 5V @ 3A output

UBEC DC/DC Step-Down (Buck) Converter - 5V @ 3A output

PRODUCT ID: 1385
$9.95
IN STOCK

In-line power switch for 2.1mm barrel jack

In-line power switch for 2.1mm barrel jack

PRODUCT ID: 1125
$2.50
IN STOCK

Huge 6V 5.6W Solar panel

Huge 6V 5.6W Solar panel

PRODUCT ID: 1525
$49.95
IN STOCK

6 x AA battery holder with 5.5mm/2.1mm plug

6 x AA battery holder with 5.5mm/2.1mm plug

PRODUCT ID: 248
$5.00
IN STOCK

Copper Foil Tape with Conductive Adhesive - 6mm x 15 meter roll

Copper Foil Tape with Conductive Adhesive - 6mm x 15 meter roll

PRODUCT ID: 1128
$5.95
IN STOCK

PowerBoost 500 Charger - Rechargeable 5V Lipo USB Boost @ 500mA+

PowerBoost 500 Charger - Rechargeable 5V Lipo USB Boost @ 500mA+

PRODUCT ID: 1944
$14.95
IN STOCK

2 x 2032 Coin Cell Battery Holder - 6V output with On/Off switch

2 x 2032 Coin Cell Battery Holder - 6V output with On/Off switch

PRODUCT ID: 783
$1.95
IN STOCK

Flexible 6V 1W Solar Panel

Flexible 6V 1W Solar Panel

PRODUCT ID: 1485
$24.95
IN STOCK

2.1mm female/male barrel jack extension cable

2.1mm female/male barrel jack extension cable

PRODUCT ID: 327
$1.95
IN STOCK

8 x AA battery holder with 5.5mm/2.1mm Plug and On/Off Switch

8 x AA battery holder with 5.5mm/2.1mm Plug and On/Off Switch

PRODUCT ID: 875
$5.95
IN STOCK

Panel Mount 2.1mm DC barrel jack

Panel Mount 2.1mm DC barrel jack

PRODUCT ID: 610
$2.95
IN STOCK

5V 4A (4000mA) switching power supply - UL Listed

5V 4A (4000mA) switching power supply - UL Listed

PRODUCT ID: 1466
$14.95
IN STOCK

Inductive Charging Set - 5V @ 500mA max

Inductive Charging Set - 5V @ 500mA max

PRODUCT ID: 1407
$9.95
IN STOCK

Large 6V 3.7W Solar Panel

Large 6V 3.7W Solar Panel

PRODUCT ID: 417
$29.95
44 IN STOCK

ITO (Indium Tin Oxide) Coated PET Plastic - 100mm x 200mm

ITO (Indium Tin Oxide) Coated PET Plastic - 100mm x 200mm

PRODUCT ID: 1309
$9.95
IN STOCK

PowerBoost 500 Basic - 5V USB Boost @ 500mA from 1.8V+

PowerBoost 500 Basic - 5V USB Boost @ 500mA from 1.8V+

PRODUCT ID: 1903
$9.95
IN STOCK

Male DC Power adapter - 2.1mm plug to screw terminal block

Male DC Power adapter - 2.1mm plug to screw terminal block

PRODUCT ID: 369
$2.00
IN STOCK

ITO (Indium Tin Oxide) Coated Glass - 50mm x 50mm

ITO (Indium Tin Oxide) Coated Glass - 50mm x 50mm

PRODUCT ID: 1310
$5.95
IN STOCK

Sewable CR2032 Battery Holder

Sewable CR2032 Battery Holder

PRODUCT ID: 653
$1.50
IN STOCK

Mini DC/DC Step-Down (Buck) Converter - 3.3V @ 1A output

Mini DC/DC Step-Down (Buck) Converter - 3.3V @ 1A output

PRODUCT ID: 1066
$14.95
IN STOCK

CR2032 Lithium Coin Cell Battery

CR2032 Lithium Coin Cell Battery

PRODUCT ID: 654
$1.50
IN STOCK

Copper Foil Tape wth Conductive Adhesive - 25mm x 15 meter roll

Copper Foil Tape wth Conductive Adhesive - 25mm x 15 meter roll

PRODUCT ID: 1127
$19.95
IN STOCK

Waterproof DC Power Cable Set - 5.5/2.1mm

Waterproof DC Power Cable Set - 5.5/2.1mm

PRODUCT ID: 743
$2.50
IN STOCK

4 x AA Battery Holder with On/Off Switch

4 x AA Battery Holder with On/Off Switch

PRODUCT ID: 830
$2.95
IN STOCK

4-Way 2.1mm DC Barrel Jack Splitter

4-Way 2.1mm DC Barrel Jack Splitter

PRODUCT ID: 1352
$4.95
IN STOCK

In-line power wire connector (male)

In-line power wire connector (male)

PRODUCT ID: 319
$0.75
IN STOCK

Compact Switching Power Supply - Selectable Output 3-12VDC

Compact Switching Power Supply - Selectable Output 3-12VDC

PRODUCT ID: 1448
$14.95
OUT OF STOCK

Bare Conductive Paint Pen - 10mL

Bare Conductive Paint Pen - 10mL

PRODUCT ID: 1306
$9.95
IN STOCK

PowerBoost 1000 Basic - 5V USB Boost @ 1000mA from 1.8V+

PowerBoost 1000 Basic - 5V USB Boost @ 1000mA from 1.8V+

PRODUCT ID: 2030
$14.95
IN STOCK

Adafruit Push-button Power Switch Breakout

Adafruit Push-button Power Switch Breakout

PRODUCT ID: 1400
$5.95
IN STOCK

3 x AAA Battery Holder with On/Off Switch and 2-Pin JST

3 x AAA Battery Holder with On/Off Switch and 2-Pin JST

PRODUCT ID: 727
$1.95
IN STOCK

USB Charger Doctor - In-line Voltage and Current Meter

USB Charger Doctor - In-line Voltage and Current Meter

PRODUCT ID: 1852
$7.50
IN STOCK

Lithium Ion Cylindrical Battery - 3.7v 2200mAh

Lithium Ion Cylindrical Battery - 3.7v 2200mAh

PRODUCT ID: 1781
$9.95
IN STOCK

In-line power wire connector (female)

In-line power wire connector (female)

PRODUCT ID: 318
$0.75
IN STOCK

Flowing Effect MicroUSB Data+Charging Cable - Black w/Aqua EL

Flowing Effect MicroUSB Data+Charging Cable - Black w/Aqua EL

PRODUCT ID: 1233
$14.95
19 IN STOCK

Adafruit Micro Lipo w/MicroUSB Jack - USB LiIon/LiPoly charger

Adafruit Micro Lipo w/MicroUSB Jack - USB LiIon/LiPoly charger

PRODUCT ID: 1904
$6.95
IN STOCK

Lithium Ion Polymer Battery - 3.7v 100mAh

Lithium Ion Polymer Battery - 3.7v 100mAh

PRODUCT ID: 1570
$5.95
IN STOCK

Round Solar Panel Skill Badge - 5V / 40mA

Round Solar Panel Skill Badge - 5V / 40mA

PRODUCT ID: 700
$2.95
IN STOCK

2-Way 2.1mm DC Barrel Jack Splitter Squid

2-Way 2.1mm DC Barrel Jack Splitter Squid

PRODUCT ID: 1351
$2.95
IN STOCK

8 x AA battery holder

8 x AA battery holder

PRODUCT ID: 449
$2.95
IN STOCK

Lithium Ion Battery - 3.7v 2000mAh

Lithium Ion Battery - 3.7v 2000mAh

PRODUCT ID: 2011
$12.50
IN STOCK

Adafruit PowerBoost 500 Shield - Rechargeable 5V Power Shield

Adafruit PowerBoost 500 Shield - Rechargeable 5V Power Shield

PRODUCT ID: 2078
$19.95
IN STOCK

Bare Conductive Paint - 50mL

Bare Conductive Paint - 50mL

PRODUCT ID: 1305
$29.95
OUT OF STOCK

Flowing Effect iOS Lightning  Cable - White w/Aqua EL

Flowing Effect iOS Lightning Cable - White w/Aqua EL

PRODUCT ID: 1237
$29.95
35 IN STOCK

Adafruit Mini Lipo w/Mini-B USB Jack - USB LiIon/LiPoly charger

Adafruit Mini Lipo w/Mini-B USB Jack - USB LiIon/LiPoly charger

PRODUCT ID: 1905
$6.95
IN STOCK

5V 2A Switching Power Supply w/ 20AWG 6' MicroUSB Cable

5V 2A Switching Power Supply w/ 20AWG 6' MicroUSB Cable

PRODUCT ID: 1995
$7.95
OUT OF STOCK

K-TOR Pedal Powered Generator – The Power Box

K-TOR Pedal Powered Generator – The Power Box

PRODUCT ID: 1533
$195.00
7 IN STOCK

Waterproof 2xAA Battery Holder with On/Off Switch

Waterproof 2xAA Battery Holder with On/Off Switch

PRODUCT ID: 770
$3.95
OUT OF STOCK

Conductive Silver Ink Pen - Micro Tip

Conductive Silver Ink Pen - Micro Tip

PRODUCT ID: 515
$49.95
9 IN STOCK

Lithium Ion Coin Cell Charger

Lithium Ion Coin Cell Charger

PRODUCT ID: 1573
$14.95
58 IN STOCK

2.1mm DC Barrel Jack to Alligator Clips

2.1mm DC Barrel Jack to Alligator Clips

PRODUCT ID: 1328
$1.95
IN STOCK

Conductive Silver Ink Pen - Standard Tip

Conductive Silver Ink Pen - Standard Tip

PRODUCT ID: 514
$49.95
7 IN STOCK

2.1mm DC Barrel Plug to Alligator Clips

2.1mm DC Barrel Plug to Alligator Clips

PRODUCT ID: 1329
$1.95
IN STOCK

Flowing Effect MicroUSB Data+Charging Cable - White w/Aqua EL

Flowing Effect MicroUSB Data+Charging Cable - White w/Aqua EL

PRODUCT ID: 1234
$14.95
53 IN STOCK

Euro Plug Power Adapter

Euro Plug Power Adapter

PRODUCT ID: 990
$2.95
IN STOCK

Flowing Effect iOS Lightning Cable - Black w/Aqua EL

Flowing Effect iOS Lightning Cable - Black w/Aqua EL

PRODUCT ID: 1238
$29.95
12 IN STOCK

Inductive Charging Set - 3.3V @ 500mA max

Inductive Charging Set - 3.3V @ 500mA max

PRODUCT ID: 1459
$9.95
77 IN STOCK

Waterproof 3xAA Battery Holder with On/Off Switch

Waterproof 3xAA Battery Holder with On/Off Switch

PRODUCT ID: 771
$3.95
IN STOCK

USB Battery Pack - 2200 mAh Capacity - 5V 1A Output

USB Battery Pack - 2200 mAh Capacity - 5V 1A Output

PRODUCT ID: 1959
$14.95
IN STOCK

Universal Qi Wireless Receiver Module

Universal Qi Wireless Receiver Module

PRODUCT ID: 1901
$14.95
76 IN STOCK

Pocket Socket 2 - Hand-Crank Power Outlet

Pocket Socket 2 - Hand-Crank Power Outlet

PRODUCT ID: 1462
$64.95
12 IN STOCK

20mm Coin Cell Breakout w/On-Off Switch (CR2032)

20mm Coin Cell Breakout w/On-Off Switch (CR2032)

PRODUCT ID: 1871
$3.50
IN STOCK

Lithium Ion Rechargable Coin Cell Battery - LIR2450

Lithium Ion Rechargable Coin Cell Battery - LIR2450

PRODUCT ID: 1572
$2.95
IN STOCK

Adafruit Pro Trinket LiIon/LiPoly Backpack Add-On

Adafruit Pro Trinket LiIon/LiPoly Backpack Add-On

PRODUCT ID: 2124
$4.95
IN STOCK

Flowing Effect iOS Dock Data+Charging Cable - Black w/Aqua EL

Flowing Effect iOS Dock Data+Charging Cable - Black w/Aqua EL

PRODUCT ID: 1236
$14.95
18 IN STOCK

2.1mm to 1.7mm DC jack adapter

2.1mm to 1.7mm DC jack adapter

PRODUCT ID: 411
$2.50
IN STOCK

Flowing Effect iOS Dock Data+Charging Cable - White w/Aqua EL

Flowing Effect iOS Dock Data+Charging Cable - White w/Aqua EL

PRODUCT ID: 1235
$14.95
10 IN STOCK

5V 2A Switching Power Supply w/ USB-A Connector

5V 2A Switching Power Supply w/ USB-A Connector

PRODUCT ID: 1994
$6.95
IN STOCK

Universal Qi Wireless Charging Transmitter

Universal Qi Wireless Charging Transmitter

PRODUCT ID: 2162
$26.95
11 IN STOCK

Alkaline 9V Battery

Alkaline 9V Battery

PRODUCT ID: 1321
$2.50
IN STOCK

UK Plug Power Adapter

UK Plug Power Adapter

PRODUCT ID: 989
$2.95
IN STOCK

20mm Coin Cell Breakout Board (CR2032)

20mm Coin Cell Breakout Board (CR2032)

PRODUCT ID: 1870
$2.50
IN STOCK

Qi Wireless Charger Sleeve - iPhone 5 Lightning Connector

Qi Wireless Charger Sleeve - iPhone 5 Lightning Connector

PRODUCT ID: 1926
$29.95
OUT OF STOCK

VERTER 5V USB Buck-Boost - 500mA from 3V-5V / 1000ma from 5V-12V

VERTER 5V USB Buck-Boost - 500mA from 3V-5V / 1000ma from 5V-12V

PRODUCT ID: 2190
$9.95
63 IN STOCK

12mm Coin Cell Breakout w/ On-Off Switch

12mm Coin Cell Breakout w/ On-Off Switch

PRODUCT ID: 1867
$2.75
35 IN STOCK

CHARGECARD Thin Micro USB for Android / Device Charging Cable

CHARGECARD Thin Micro USB for Android / Device Charging Cable

PRODUCT ID: 1470
$24.95
2 IN STOCK

Australian Plug Power Adapter

Australian Plug Power Adapter

PRODUCT ID: 991
$2.95
39 IN STOCK

Alkaline AAA batteries - 2 pack

Alkaline AAA batteries - 2 pack

PRODUCT ID: 617
$0.95
IN STOCK

Universal Qi Wireless Charging Module - 20mm Reverse MicroUSB

Universal Qi Wireless Charging Module - 20mm Reverse MicroUSB

PRODUCT ID: 2114
$24.95
12 IN STOCK

12mm Coin Cell Breakout Board

12mm Coin Cell Breakout Board

PRODUCT ID: 1868
$1.95
IN STOCK

Universal Qi Wireless Charging Module - 85mm Reverse MicroUSB

Universal Qi Wireless Charging Module - 85mm Reverse MicroUSB

PRODUCT ID: 2115
$24.95
20 IN STOCK

CHARGECARD Thin Lightning Cable for iPhone 5

CHARGECARD Thin Lightning Cable for iPhone 5

PRODUCT ID: 1472
$24.95
OUT OF STOCK

Universal Qi Wireless Charging Module - 85mm Forward MicroUSB

Universal Qi Wireless Charging Module - 85mm Forward MicroUSB

PRODUCT ID: 2117
$24.95
24 IN STOCK

Universal Qi Wireless Charging Module - 20mm Forward MicroUSB

Universal Qi Wireless Charging Module - 20mm Forward MicroUSB

PRODUCT ID: 2116
$24.95
29 IN STOCK

CHARGECARD Ultra-thin USB Cable for iPhone 4/4S (30 pin Connect)

CHARGECARD Ultra-thin USB Cable for iPhone 4/4S (30 pin Connect)

PRODUCT ID: 1473
$24.95
3 IN STOCK

Camcorder Battery Holder/Adapter - 2.1mm DC Jack

Camcorder Battery Holder/Adapter - 2.1mm DC Jack

PRODUCT ID: 2089
$9.95
27 IN STOCK

Bare Conductive Greeting Card Kit -  Classroom pack

Bare Conductive Greeting Card Kit - Classroom pack

PRODUCT ID: 1402
$99.95
DISCONTINUED

Smart Cord - A2DP Bluetooth, 120v 10amp 1200 Watt Extension Cord

Smart Cord - A2DP Bluetooth, 120v 10amp 1200 Watt Extension Cord

PRODUCT ID: 763
$39.95
DISCONTINUED

USB Battery Pack for Raspberry Pi - 3300mAh - 5V @ 1A and 500mA

USB Battery Pack for Raspberry Pi - 3300mAh - 5V @ 1A and 500mA

PRODUCT ID: 962
$59.95
DISCONTINUED

Volta Racers Solar Motorcar Kit

Volta Racers Solar Motorcar Kit

PRODUCT ID: 1527