14.8V 2500mAh 18650 Lithium Battery for Electric Massager

Additional information

Rated Voltage


Rated Capacity


Battery Size


Charge Temperature


Discharge Temperature



Electric massager

Lithium Battery Process Work Flow

We are a professional lithium battery factory in China. Now we briefly introduce how to produce lithium batteries. It starts from cathode & anode mixing, coating, baking, calendering, automatic slitting & cutting, winding, top & side sealing, electrolyte injection, pressing formation, forming, capacity grading, OCV1 & OVC2, cell to PCB, insulation and shipping. Welcome to contact and ask for the workflow table list.

Product Details

Cell model: 18650/3.7V/2500mAh
Battery specification: 18650/4S1P/14.8V/2500mAh
Nominal voltage: 14.8V
Nominal capacity: 2500mAh
Charging voltage: 16.8V
Charging current: ≤1250mA
Discharge current: 2500mA
Instantaneous discharge current: 3.0A
Discharge cut-off voltage: 10.8V
Internal resistance of finished product: ≤220mΩ
Battery weight: 250g
Product size: 162.3*49.6*30.6mm (Max)
Charging temperature: 0~45℃
Discharge temperature: -20~60℃
Storage temperature: -20~35℃
Battery packaging: plastic case
Lithium battery protection: short circuit protection, overcharge protection, over-discharge protection, over current protection, etc.
Application areas: electric massager, etc.

18650 14.8V 2500mAh Battery Features:

  • Small self-consumption;
  • Intelligent fuel gauge;
  • The battery pack is safe and has a long cycle life;
  • The battery pack has a high cycle life and is in line with the value concepts of low carbon, energy saving and environmental protection;

Why choose us, HLC?

  • A better resource platform enables products to lead the market 

    We have an operating system that integrates customized R&D, specialized manufacturing and a strong supply chain with senior engineersThe selection of high-quality products, high consistency, and strong stability have laid the core capability of lithium battery customized services, providing customers with competitive products, and we have the highest cost performance in the same industry;

    Widely used in medical, digital, security, instrumentation, electrical and electrical communications and automotive electronic consumer products and other fields.

  • Stable product quality, advanced technology, sold at home and abroadWe have always adhered to the business policy of “on-demand research and development, 8H response, 24H service, ten years of after-sales maintenance”, and strives to provide better customized battery solutions and services to all users;

    Products are exported to Europe and the United States, and maintain long-term cooperative relations with well-known enterprises at home and abroad.

  • Homogeneous and similar products, we can achieve high quality and low priceWe are a first-class lithium battery manufacturer of similar products, and the first manufacturer of precision lithium battery series in Dongguan City, Guangdong Province;

Ask For A Quick Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@hlcbattery.com”