Smartwatch Batteries

We sell replacement batteries for many popular smartwatches, including those made by Fitbit, Samsung, Pebble, Motorola, and more. Our replacement smartwatch batteries are made with high-quality cells and meet or exceed the OEM specifications. You can use our lookup tool to search by your smartwatch model or original battery number to pinpoint the exact battery you need for your watch.

If you need help finding your smartwatch battery, please contact us by email or phone at 1-800-405-2121 and we will help you find a replacement watch battery.
Narrow Your Results
Replacement Casio PRT-2GP Smartwatch Battery
Item #: SW-28  |  

Replacement Casio PRT-2GP Smartwatch Battery

Replacement Casio PRT-2GP Smartwatch Battery

Item #: SW-28
Voltage: 3.7 Volt / 320 mAh
• Li-Poly
• Dimensions: 1.2" / 0.2" / 1.1"
• Weight: 0.08 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$16.95
Price: $16.95
QTY:
Replacement Fitbit Alta HR Smartwatch Battery
Item #: SW-26  |  

Replacement Fitbit Alta HR Smartwatch Battery

Replacement Fitbit Alta HR Smartwatch Battery

Item #: SW-26
Voltage: 3.7 Volt / 40 mAh
• Li-Poly
• Dimensions: 0.8" / 0.1" / 0.4"
• Weight: 0.01 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$12.95
Price: $12.95
QTY:
Replacement Fitbit Alta Smartwatch Battery
Item #: SW-27  |  

Replacement Fitbit Alta Smartwatch Battery

Replacement Fitbit Alta Smartwatch Battery

Item #: SW-27
Voltage: 3.7 Volt / 36 mAh
• Li-Poly
• Dimensions: 0.7" / 0.1" / 0.4"
• Weight: 0.01 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$12.95
Price: $12.95
QTY:
Replacement Fitbit Blaze Smartwatch Battery
Item #: SW-21  |  

Replacement Fitbit Blaze Smartwatch Battery

Replacement Fitbit Blaze Smartwatch Battery

Item #: SW-21
Voltage: 3.7 Volt / 120 mAh
• Li-Poly
• Dimensions: 1.2" / 0.1" / 0.7"
• Weight: 0.01 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$12.95
Price: $12.95
QTY:
Replacement Fitbit Charge 2 Smartwatch Battery
Item #: SW-24  |  

Replacement Fitbit Charge 2 Smartwatch Battery

Replacement Fitbit Charge 2 Smartwatch Battery

Item #: SW-24
Voltage: 3.7 Volt / 60 mAh
• Li-Poly
• Dimensions: 0.6" / 0.2" / 0.6"
• Weight: 0.01 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$12.95
Price: $12.95
QTY:
Replacement Fitbit Charge HR Smartwatch Battery
Item #: SW-23  |  

Replacement Fitbit Charge HR Smartwatch Battery

Replacement Fitbit Charge HR Smartwatch Battery

Item #: SW-23
Voltage: 3.7 Volt / 70 mAh
• Li-Poly
• Dimensions: 0.9" / 0.1" / 0.5"
• Weight: 0.01 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$14.95
Price: $14.95
QTY:
Replacement Fitbit Charge Smartwatch Battery
Item #: SW-22  |  

Replacement Fitbit Charge Smartwatch Battery

Replacement Fitbit Charge Smartwatch Battery

Item #: SW-22
Voltage: 3.7 Volt / 50 mAh
• Li-Poly
• Dimensions: 0.9" / 0.1" / 0.5"
• Weight: 0.01 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$12.95
Price: $12.95
QTY:
Replacement Fitbit Inspire HR Smartwatch Battery
Item #: SW-40  |  

Replacement Fitbit Inspire HR Smartwatch Battery

Replacement Fitbit Inspire HR Smartwatch Battery

Item #: SW-40
Voltage: 3.7 Volt / 46 mAh
• Li-Poly
• Dimensions: 0.8" / 0.4" / 0.1"
• Weight: 0.08 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$14.95
Price: $14.95
QTY:
Replacement Fitbit One Smartwatch Battery
Item #: SW-25  |  

Replacement Fitbit One Smartwatch Battery

Replacement Fitbit One Smartwatch Battery

Item #: SW-25
Voltage: 3.7 Volt / 60 mAh
• Li-Poly
• Dimensions: 0.9" / 0.1" / 0.5"
• Weight: 0.01 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$12.95
Price: $12.95
QTY:
Replacement Fitbit Surge Smartwatch Battery
Item #: SW-6  |  

Replacement Fitbit Surge Smartwatch Battery

Replacement Fitbit Surge Smartwatch Battery

Item #: SW-6
Voltage: 3.7 Volt / 100 mAh
• Li-Poly
• Dimensions: 1.01" / 0.61" / 0.19"
• Weight: 0.06 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$12.95
Price: $12.95
QTY:
Replacement Fitbit Versa Smartwatch Battery
Item #: SW-41  |  

Replacement Fitbit Versa Smartwatch Battery

Replacement Fitbit Versa Smartwatch Battery

Item #: SW-41
Voltage: 3.85 Volt / 150 mAh
• Li-Poly
• Dimensions: 1.1" / 0.7" / 0.1"
• Weight: 0.08 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$21.95
Price: $21.95
QTY:
Replacement Garmin Vivoactive 3 Smartwatch Battery
Item #: SW-37  |  

Replacement Garmin Vivoactive 3 Smartwatch Battery

Replacement Garmin Vivoactive 3 Smartwatch Battery

Item #: SW-37
Voltage: 3.7 Volt / 160 mAh
• Li-Poly
• Dimensions: 0.9" / 0.8" / 0.2"
• Weight: 0.08 lbs
• Warranty: 6 Month
• See All Compatible Models
Price:
$16.95
Price: $16.95
QTY: