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)
© 2026 Internal-battery.com - All rights reserved.
Home All Categories Li-Polymer Batteries
Filters Press "CTRL + F" to search and find the product you need quickly.
By Categories
By Brands

Latest Li-Polymer Batteries

Show:
40
M20 Battery
Sale
BENTENG

M20 Battery for BENTENG M20 WIFI

2050mAh/7.58Wh 3.7V
€19.88 €28.4
Add
M20H Battery
Sale
BENTENG

M20H Battery for BENTENG M100 Y3108 4G WIFI

3000mAh/11.1Wh 3.7V
€19.88 €28.4
Add
CBL600A Battery
Sale
IFLYTEK

CBL600A Battery for iFLYTEK iclass c6

5980mAh/23.03Wh 3.85V
€27.99 €39.99
Add
S2 Battery
Sale
KUAISUZHE

S2 Battery for Kuaisuzhe K9

5800mAh/88.16Wh 15.2V
€68.99 €98.56
Add
XR20-W Battery
Sale
VARTA

XR20-W Battery for VARTA EasyPack EZPack XL

2400mAh/8.9Wh 3.7V
€19.99 €28.56
Add
LA954674 Battery
Sale
DAHUA

LA954674 Battery for DAHUA LA954674

4000mAh/14.8Wh 3.7V
€36.99 €52.84
Add
334071PN4 Battery
Sale
YOUDAO

334071PN4 Battery for YOUDAO TINGLIBAO E6/E6 Pro

1500mAh/5.77Wh 3.85V
€21.88 €31.26
Add
765965 Battery
Sale
EZVIZ

765965 Battery for EZVIZ DP1 Smart Cat Eye Monitor Camera

4520mAh/17.18Wh 3.8V
€25.99 €37.13
Add
HDS622830 Battery
Sale
EZVIZ

HDS622830 Battery for EZVIZ CS-KW2

660mAh/2.508Wh 3.8V
€19.88 €28.4
Add
954674 Battery
Sale
DAHUA

954674 Battery for DAHUA 954674

4000mAh/14.8Wh 3.7V
€39.99 €57.13
Add
BL-BC-01 Battery
Sale
EZVIZ

BL-BC-01 Battery for EZVIZ C3A

5500mAh/20.9Wh 3.8V
€25.99 €37.13
Add
H765965P-A Battery
Sale
EZVIZ

H765965P-A Battery for EZVIZ DP2C-B/DP2C-C/SD7

4600mAh/17.48Wh 3.8V
€22.99 €32.84
Add
H866281P-A Battery
Sale
EZVIZ

H866281P-A Battery for EZVIZ CS-DP2S Smart Cat Eye Monitor Camera

7100mAh/26.98Wh 3.8V
€25.99 €37.13
Add
UTL-2462141-2S2P Battery
Sale
VASTING

UTL-2462141-2S2P Battery for VASTING K157

5000mAh/37Wh 7.4V
€54.99 €78.56
Add
BTP-38-6000 Battery
Sale
DARVEEN

BTP-38-6000 Battery for DARVEEN Algiz RT10

6000mAh/22.8Wh 3.8V
€64.99 €92.84
Add
RT10-1004 Battery
Sale
DARVEEN

RT10-1004 Battery for DARVEEN Algiz RT10

11700mAh/44.46Wh 3.8V
€91.99 €131.41
Add
H866281P Battery
Sale
EZVIZ

H866281P Battery for EZVIZ DP2S Smart Cat Eye Monitor Camera

7100mAh/26.98Wh 3.8V
€25.99 €37.13
Add
YSMS-1S2P Battery
Sale
EZVIZ

YSMS-1S2P Battery for EZVIZ CS-M200-VWHY

10000mAh/37Wh 3.7V
€22.99 €32.84
Add
SL745589-2S1P Battery
Sale
EZVIZ

SL745589-2S1P Battery for EZVIZ Y3000FVS/FVX/DL50FVS/DL20FV/S

5000mAh/37Wh 7.4V
€25.99 €37.13
Add
LR4867102-3S Battery
Sale
AOKZOE

LR4867102-3S Battery for AOKZOE A1L A2 A1 PRO

5700mAh/65.84Wh 11.55V
€64.99 €92.84
Add
HB49DT50 Battery
Sale
UROVO

HB49DT50 Battery for GEENK X10 M7Pro /Yunda M9

5000mAh/19.25Wh 3.85V
€22.88 €32.69
Add
HB125290EFW-12 Battery
Sale
HUAWEI

HB125290EFW-12 Battery for HUAWEI Sound Joy EGRY-00

8800mAh/34.05Wh 3.87V
€36.99 €52.84
Add
MZ-1 Battery
Sale
SONY

MZ-1 Battery for SONY MD MZ-1 MZ-2P BP-MZ1

2800mAh 6V
€32.99 €47.13
Add
EZPACK-S Battery
Sale
RENISHAW

EZPACK-S Battery for RENISHAW VARTA EasyPack S

660mAh/2.5Wh 3.7V
€41.99 €59.99
Add
T18 Battery
Sale
HIKVISION

T18 Battery for HIKVISION DS-MDT101/GLE/MDT001/GLE

5200mAh/19.76Wh 3.8V
€25.99 €37.13
Add
LB-1 Battery
Sale
RODE

LB-1 Battery for RODE Performer TX-M2 VideoMic Pro+

1600mAh/6.08Wh 3.8V
€29.99 €42.84
Add
BTY-S1M Battery
Sale
MSI

BTY-S1M Battery for MSI Claw A1M-025HK

4700mAh/54.5Wh 11.61V
€59.99 €85.7
Add
X-TREME_PQ38 Battery
Sale
SIGMA

X-TREME_PQ38 Battery for Sigma Mobile X-treme PQ38

8000mAh/30.4Wh 3.8V
€25.99 €37.13
Add
TITAN_P8000_PRO_2021 Battery
Sale
IHUNT

TITAN_P8000_PRO_2021 Battery for iHunt Titan P8000 Pro 2021

8000mAh/30.8Wh 3.85V
€25.99 €37.13
Add
X-TREME_PQ18 Battery
Sale
SIGMA

X-TREME_PQ18 Battery for Sigma X-Treme PQ18

6100mAh/23.6Wh 3.87V
€25.99 €37.13
Add
SHX-68 Battery
Sale
SENHAIX

SHX-68 Battery for SenHaiX XIR P6600i/6620i

2600mAh/19.24Wh 7.4V
€94.88 €135.54
Add
GLX259 Battery
Sale
PINCHUN

GLX259 Battery for PINCHUN EQJ4M P30-C 20201127 SVMIY GLX259-5031-2

4700mAh/54.29Wh 11.55V
€79.99 €114.27
Add
BTY3600LI17 Battery
Sale
HUAWEI

BTY3600LI17 Battery for HUAWEI TD Tech EP681

3600mAh/13.32Wh 3.7V
€27.99 €39.99
Add
B1L4170GWA Battery
Sale
HBC

B1L4170GWA Battery for HBC Z4-410 0023 B1L4170GDA

4700mAh/72.2Wh 15.36V
€63.99 €91.41
Add
1680135 Battery
Sale
OTHER

1680135 Battery for OTHER

7000mAh/77.7Wh 11.1V
€91.99 €131.41
Add
874353 Battery
Sale
PANASONIC

874353 Battery for Panasonic C310 body-worn camera

3200mAh/12.16Wh 3.8V
€34.99 €49.99
Add
P1 Battery
Sale
KEDACOM

P1 Battery for KEDACOM P1-BD/P1-HD

4000mAh/15.2Wh 3.8V
€25.99 €37.13
Add
DMD-M400W2.2-2800 Battery
Sale
DAMODA

DMD-M400W2.2-2800 Battery for DAMODA DMD-M400W2.2-2800

2900mAh/44.08Wh 15.2V
€109.99 €157.13
Add
KB-680L Battery
Sale
SHUNFENG

KB-680L Battery for SHUNFENG SF560/SF680

6800mAh 7.4V
€25.99 €37.13
Add
KB-319L Battery
Sale
SHUNFENG

KB-319L Battery for SHUNFENG SF318/SF319

3300mAh 7.4V
€19.88 €28.4
Add