30% off all items on the site, 30 days money back, 1 year warranty

What Are You Looking For?

Your Cart

Your Shopping Cart is Empty!

SAMSUNG SM-R840 Battery Replacement

Power up your device with the Samsung SM-R840 battery — engineered for compatibility, performance, and long-lasting reliability. Batteryshop.org.uk offers a wide range of trusted battery models to keep your gear running smoothly.

Battery SM-R840 EB-BR840ABY Compatible with SAMSUNG 45mm Watch3 SM-R840 Watch3 Version EB-BR840ABY

Click image to open expanded view

Price: £22.49 £32.13
  • Model: SM-R840
  • SKU: ECN12504_Oth
  • Availability: In Stock
  • Capacity: 330mAh
  • Voltage: 3.85V
  • Type: Li-ion
  • Color: silver
  • Our batteries are 100% new and CE / FCC / RoHS certified for safety
  • We only use high quality materials and grade A cells to guarantee real capacity and higher recharge cycles.
  • Quick, friendly and hassle-free customer support and a full one-year warranty: if something goes wrong, we are at your disposal.
Quantity:
- +
Guarantee safe & Secure checkout
  • Free shipping apply to all
    orders over £ 9.9

  • Paypal guarantees 100%
    payment security

  • 30 days returns if you change
    your mind

Related Products

PL392223H
-30%
HUAMI

PL392223H for Huami POP A2009

£20.88 £29.83
Availability : In Stock
  • Capacity: 235mAh/0.87WH
  • Voltage: 3.85V
MT920 3023.24Y 3023-24Y
-30%
SEIKO

MT920 3023.24Y 3023-24Y for Seiko 5K23 5K25 5K2J V157 V158

£19.99 £28.56
Availability : In Stock
  • Capacity:
  • Voltage:
FB521
-30%
FITBIT

FB521 for Fitbit Sense 2 / Versa4 Smartwatch

£18.88 £26.97
Availability : In Stock
  • Capacity: 162mAh/0.627WH
  • Voltage: 3.87V
361-00104-20
-30%
GARMIN

361-00104-20 for Garmin Swim 2

£18.99 £27.13
Availability : In Stock
  • Capacity: 100mAh/0.38Wh
  • Voltage: 3.8V
A2165
-30%
APPLE

A2165 for APPLE WATCH

£33.00 £47.14
Availability : Out of Stock
  • Capacity: 664mAh/1.34WH
  • Voltage: 3.81V
SP452929SF 1ICP5/29/26
-30%
TICWATCH

SP452929SF 1ICP5/29/26 for Ticwatch Pro 4G Smartwatch

£35.49 £50.70
Availability : In Stock
  • Capacity: 415mAh/1.6Wh
  • Voltage: 3.85V
295-5600 MT920 7821
-30%
  • Capacity:
  • Voltage:
EB-BR820ABY
-30%
  • Capacity: 330mAh/1.27WH
  • Voltage: 3.85V
LIS1584CSPC
-30%
CASIO

LIS1584CSPC for CASIO WSD-F10-BK/GN/RD/RG WSD-F21F20

£17.88 £25.54
Availability : In Stock
  • Capacity: 330mAh/1.3Wh
  • Voltage: 3.8V

Fast Delivery

Shipping to Most Countries

safe payment

Paypal Secure Payment

Online Discount

30% Off All Batteries

Help Center

Contact Our Customer Service

Curated items

From Handpicked Manufacturers