Grand opening, up to 30% off all items!
cart 0 Cart

Cart is empty!

info@internal-battery.com

cart 0
  • Address: Hong Kong, China
    Gold Sea Business Limited
  • Call Us:+1 (121)288 2868
  • Email:info@internal-battery.com
  • Hours:9:00 ~ 18:00, Mon - Fri
    (Holiday delayed delivery)
© 2025 Internal-battery.com - All rights reserved.
Home All Categories Smart Watch Batteries
Filters Press "CTRL + F" to search and find the product you need quickly.
By Categories
By Brands

Latest Smart Watch Batteries

Show:
40
SP502626SF Battery
Sale
TICWATCH

SP502626SF Battery for Ticwatch C2

400mAh/1.54Wh 3.85V
€22.99 €32.84
Add
361-00104-20 Battery
Sale
GARMIN

361-00104-20 Battery for Garmin Swim 2

100mAh/0.38Wh 3.8V
€19.99 €28.56
Add
622128 Battery
Sale
REALME

622128 Battery for Realme Watch S Pro

420mAh/1.596mAh 3.8V
€19.99 €28.56
Add
HB512627ECW+ Battery
Sale
HUAWEI

HB512627ECW+ Battery for Huawei WATCH GT 1 FTN-B19 46MM

410mAh/1.57Wh 3.82V
€20.99 €29.99
Add
BW53 Battery
Sale
XIAOMI

BW53 Battery for Xiaomi Wtach S1 Pro

486mAh/1.88Wh 3.87V
€19.99 €28.56
Add
MT920(3023.24M) Battery
Sale
SEIKO

MT920(3023.24M) Battery for Seiko Kinetic Watch Capacitor MT920 3023.24M

€24.99 €35.7
Add
MT516 MT516F 3027-26Y Battery
Sale
SEIKO

MT516 MT516F 3027-26Y Battery for MT516 MT516F 3027-26Y Battery for Seiko Kinetic watch Capacitor 1M20 1M20A

1.5 V
€23.99 €34.27
Add
XE202 Battery
Sale
AUUC

XE202 Battery for Auuc Oneplus Watch Battery

402mAh/1.56Wh 3.87V
€38.99 €55.7
Add
T5 Battery
Sale
GARMIN

T5 Battery for Garmin tt10 tt15 Dog Ring Battery

3400mAh/12.58Wh 3.7V
€22.99 €32.84
Add
361-00035-09 Battery
Sale
GARMIN

361-00035-09 Battery for Garmin T5 mini TT 15 mini

1200mAh/4.44Wh 3.7V
€21.99 €31.41
Add
361-00086-11 Battery
Sale
GARMIN

361-00086-11 Battery for Garmin Forerunner 645 635 735 245 Vivoactive3 music

225mAh 3.8V
€20.99 €29.99
Add
PL432224FPC Battery
Sale
AMAZFIT

PL432224FPC Battery for Amazfit EVE GTR mini(43mm)

280mAh/1.08Wh 3.87V
€19.99 €28.56
Add
361-00072-00 361-00072-10 Battery
Sale
GARMIN

361-00072-00 361-00072-10 Battery for Garmin Forerunner 220 225 230 235 620 630

225mAh 3.7V
€27.99 €39.99
Add
361-00136-10 Battery
Sale
GARMIN

361-00136-10 Battery for Garmin Venu Sq

205mAh 3.87V
€19.99 €28.56
Add
PL512524G Battery
Sale
HUAMI

PL512524G Battery for AMAZFIT T-Rex

400mAh/1.52Wh 3.8V
€19.99 €28.56
Add
APP00289 Battery
Sale
SUUNTO

APP00289 Battery for SUUNTO APP00289 Smart Watch 1ICP5/28/30

450mAh/1.71Wh 3.8V
€22.99 €32.84
Add
EB-BR965ABY Battery
Sale
SAMSUNG

EB-BR965ABY Battery for Samsung Galaxy Watch6 Classic/R965 47mm

417mAh/1.62Wh 3.88V
€20.99 €29.99
Add
PL412631 A2165 A2166 Battery
Sale
AMAZFIT

PL412631 A2165 A2166 Battery for Amazfit GTR 4 watch

475mAh/1.84Wh 3.87V
€19.99 €28.56
Add
PL402120V Battery
Sale
AMAZFIT

PL402120V Battery for Amazfit Bip S lite/1S

200mAh/0.76Wh 3.8V
€19.99 €28.56
Add
PL512524G Battery
Sale
AMAZFIT

PL512524G Battery for Amazfit T-rex PL502524V

475mAh/1.84Wh 3.8V
€19.99 €28.56
Add
PL412120H Battery
Sale
AMAZFIT

PL412120H Battery for Amazfit GTR 42MM A1909 A1910

190mAh/0.73Wh 3.85V
€18.99 €27.13
Add
PL572428 Battery
Sale
AMAZFIT

PL572428 Battery for Amazfit T-REX 2/T-REX Ultra

500mAh/1.94Wh 3.87V
€19.99 €28.56
Add
361-00126-00 Battery
Sale
GARMIN

361-00126-00 Battery for Garmin Fenix 6X/6x pro

420mAh/1.55Wh 3.7V
€19.99 €28.56
Add
EB-BR955ABY Battery
Sale
SAMSUNG

EB-BR955ABY Battery for Samsung EB-BR955ABY

295mAh/1.14Wh 3.88V
€20.99 €29.99
Add
HB532729ECW Battery
Sale
HUAWEI

HB532729ECW Battery for HUAWEI Watch GT2 46mm LTN-B19 GT2-92F/17B

455mAh 3.82V
€19.99 €28.56
Add
HB522025EFW Battery
Sale
HUAWEI

HB522025EFW Battery for HUAWEI Watch GT3 42mm

292mAh 3.87V
€19.99 €28.56
Add
HB572728EFW Battery
Sale
HUAWEI

HB572728EFW Battery for HUAWEI Watch GT3pro 46mm watch

530mAh 3.87V
€19.99 €28.56
Add
3023-44Z Battery
Sale
SEIKO

3023-44Z Battery for Seiko 5M62 5M62A 5M63 5M65 MT920

€32.99 €47.13
Add
3026.24X Battery
Sale
SEIKO

3026.24X Battery for Seiko Capacitor Seiko Kinetic V137 V138 3026-24X 3026.24X

1.8V
€19.99 €28.56
Add
APP00277 Battery
Sale
APACK

APP00277 Battery for Apack APP00277

300mAh/1.14Wh 3.8V
€29.99 €42.84
Add
APP00278 Battery
Sale
MONTBLANC

APP00278 Battery for Montblanc SUMMIT S2T18

340mAh/1.29Wh 3.8V
€21.99 €31.41
Add
APP00302 Battery
Sale
MOVADO

APP00302 Battery for Movado Connect 2.0/40

300mAh/1.14Wh 3.8V
€21.99 €31.41
Add
APP00222 Battery
Sale
APACK

APP00222 Battery for Apack ART5004 Smart Watch

370mAh/1.4Wh 3.8V
€25.99 €37.13
Add
APP00221 Battery
Sale
APACK

APP00221 Battery for APACK APP00221?SmartWatch

300mAh 3.8V
€20.99 €29.99
Add
361-00086-00 361-00086-23 Battery
Sale
GARMIN

361-00086-00 361-00086-23 Battery for Garmin Forerunner 225 235 630 735XT Garmin Instinct Solar Smartwatch

180mAh 3.8V
€19.88 €28.4
Add
A2749 Battery
Sale
APPLE

A2749 Battery for iPhone Iwatch S8 49mm Ultra

542mAh/2.094WH 3.86V
€41.99 €59.99
Add
PL471822GH Battery
Sale
HUAMI

PL471822GH Battery for HUAMI Amazfit GTS A1969 2E A2021 Smart Watch

240mAh/0.92WH 3.85V
€19.88 €28.4
Add
APP00276 Battery
Sale
APACK

APP00276 Battery for APack Recycle or dispose APP00276

330mAh 3.8V
€21.99 €31.41
Add
APP00207 Battery
Sale
APACK

APP00207 Battery for LV Louis Vuitton Tambour Horizon Digital Smart Watch

300mAh/1.14Wh 3.8V
€43.99 €62.84
Add
APP00282 Battery
Sale
APACK

APP00282 Battery for Apack Tambour Horizon 2nd Gen Smart Watch

300mAh/1.14Wh 3.8V
€41.99 €59.99
Add