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E-Rex 3.7V 800MAH Li-ion 14500 Battery

In stock
Chemistry - Lithium Ion
Nominal Voltage - 3.7V
Full Charge Voltage - 4.2V
Battery Capacity - 800MAh
Maximum Discharge Current - 0.5A
Maximum Charging Current - 0.2A
Battery Enclosure Material - Plastic Shrink Paper
Warranty* - 1 Year Standard
Suitable Application - Toys, Speaker, IoT, & Industrial Applications
₹220.00 ₹400.00

(Including GST and Transportation)

For bulk and B2B enquiries kindly mail us at Sales@e-rexindia.com

"GroovyJuice: Turn On the Funk, Turn Off the Worry!"


Meet the E-Rex 3.7V 800mAh Rechargeable Li-ion Battery, your dependable power source for a wide range of electronic applications. Crafted with advanced lithium-ion technology, this battery offers substantial capacity and reliable rechargeability.



Versatile Power for Various Applications:

  • The E-Rex battery is a versatile workhorse designed to excel in a multitude of applications, including:
    • Electronics
    • Toys
    • Lighting
    • Equipment
    • Power Banks
    • Bluetooth Speakers
    • IoT (Internet of Things)
    • Industrial Applications

Features and Specifications:

  • JST XH 2.54 Female Connector: Comes equipped with a convenient JST XH 2.54 female connector for straightforward integration into your devices.
  • Shrink Paper Packing: Packaged securely in shrink paper to ensure safe delivery and handling.




Fuel Your Imagination:

  • The E-Rex battery unleashes your creative potential by providing reliable energy for your devices and gadgets. Illuminate your space, power your toys, or amplify your Bluetooth speaker with ease.

High Capacity, Low Weight:

  • With an impressive 800mAh capacity and weighing just 1.2 oz, the E-Rex battery offers extended power without adding bulk. It's like having a pocket-sized powerhouse!





Experience the E-Rex Rechargeable Li-ion Battery, offering substantial capacity and versatile power solutions for a wide array of electronic applications. Upgrade your devices and enjoy uninterrupted performance with this reliable and lightweight energy source. Order now and embark on a journey of limitless possibilities! 🌟🔌🔋



Package Includes : 

1* 3.7V 800mAh Lithium-Ion Battery

1 Cell Chemistry  NMC - Lithium Ion
2 Pack Configurations 1S 1P
3 Nominal Voltage 3.7V
4 Nominal Capacity  800MAH
5 Cell Dimensions 14500
6 Total Energy (W) 2.96W
7 Efficiency 95%
8 Usable Capacity 100%
9 DOD % >91%
10 Warranty 1 YEAR
11 Life Cycles >500
12 Self Discharge rate < 3% /Month
13 Charging Mode  CC/CV
14 Charging Current (MAX) 0.2A
15 Charging Voltage (MAX) 4.2V
16 Discharge Cut of Voltage 3.2V
17 Max. Continues Discharge current 0.5A
18 Peak Discharge Current 0.6A
19 Charging  0 ~35C
20 Discharge Discharge -20 ~ 40C
21 Storage -5 ~ 25C
22 BMS High T emperature Protection 70C
23 BMS Low Temperature Protection -10C
24 Dimensions ( L*W*H) MM 16*16*55
25 Weight (Kg) 50 G
26 Discharging Connector JST XH 2.54 Female Pin
27 Charging Connector JST XH 2.54 Female Pin
28 Type Of Enclosure/ Color Plastic Shrink Paper / Blue
29 Communication Ports -
30 Enclosure Protections -


1 Year Warranty

This item is covered with a standard warranty of  1 Year from the time of Purchase against manufacturing defects only. This warranty is given for the benefit of E-Rex customers from any kind of manufacturing defects.  Reimbursement or replacement will be done against manufacturing defects.



What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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