products details

Home > Products >

Lithium Polymer Battery Pack

Lithium Polymer Battery Pack 105556 3.7v 7.4V 4000mAh 14.8wh 29.6wh Rechargeable Lipo Battery Cell

All Category

Lithium Polymer Battery Cell

RC Lithium Battery

Li-Ion Battery Pack

Lithium Polymer Battery Pack

Heated Lithium Battery

Electric Bike Battery

RC Balance Charger

Rechargeable Battery Charger

RC Accessories

Mrs. Alice

alice@szresky.com

0086 13530058480

0086 13530058480

Contact Now

Lithium Polymer Battery Pack 105556 3.7v 7.4V 4000mAh 14.8wh 29.6wh Rechargeable Lipo Battery Cell

Brand Name:	RESKY
Model Number:	LP105556-2S
MOQ:	100pcs
Price:	Negotiable
Packaging Details:	Paper box
Payment Terms:	Western Union,T/T

Detail Information

Product Description

Ratings & Reviews

Detail Information

Place of Origin:

China

Certification:

CE, RoHS, MSDS, Un38.3

Document:

LP105556 3.7V 4000mAh with ...25.pdf

Working Voltage:

7.4V

Discharge Rate:

Low Discharge Rate

Electrolyte:

Li(Nicomn)O2

Nominal Capacity:

4000mAh

Weight:

90G

Cycle Life:

500cycles

Warranty:

12months

Shipping:

UPS, DHL, FedEx, TNT, By Air, By Sea, Special Line

Specification:

22*56*60mm

HS Code:

8507600090

Supply Ability:

30000pcs/day

Highlight:

3.7V lithium polymer battery pack

7.4V rechargeable lipo battery

4000mAh lithium battery cell

Product Description

Lithium Polymer Battery Pack 105556 3.7v 7.4V 4000mAh 14.8wh 29.6wh Rechargeable Lipo Battery Cell

Product Attributes

Attribute	Value
Working voltage	7.4V
Discharge Rate	Low Discharge Rate
Electrolyte	Li(Nicomn)O2
Nominal Capacity	4000mAh
Weight	90G
Cycle Life	500cycles
Warranty	12months
Shipping	UPS, DHL, FedEx, TNT, by Air, by Sea, Special Line
Specification	225660mm
HS Code	8507600090

Technical Specifications

NO.	Items	Specifications
1	Batteries	7.4V 4000mah lipo battery
2	Charge voltage	8.4V
3	Nominal voltage	7.4V
4	Nominal capacity	4000mAh 0.2C Discharge
5	Charge current	Standard Charging:0.2C Rapid charge: 1.0C
6	Standard Charging method	0.5C CC(constant current)charge to 4.2V, then CV(constant voltage 4.2V)charge till charge current decline to ≤0.05C
7	Charging time	Standard Charging:2.75hours(Ref.) Rapid charge: 2hours(Ref.)
8	Max.charge current	0.5C
9	Max.discharge current	1.0C
10	Discharge cut-off voltage	2.5V0.25V(0.2C)
11	Operating temperature	Charging: 0°C ~45°C Discharging:0°C ~45°C
12	Storage temperature	-10°C~ +45°C
13	Dimension	Length:60±0.5mm (not including tabs) Width:56±0.5mm Thickness:22±0.2mm
14	Drop Test	The cell is to be dropped from a height of meter twice onto concrete ground. No fire, no leakage
15	Cycle time	≥800times

Key Advantages

High Energy Density: With a nominal voltage of 7.4V and capacity of 4000mAh, this high energy density meets the needs of high-power devices.
Safety: Using polymer cells, they are explosion-proof and leak-proof, offering superior safety compared to standard lithium batteries.
Cycle Life: Most products boast a cycle life exceeding 500 cycles (with ≥80% capacity retention), making them suitable for long-term use.
Wide Temperature Range: Supports an operating temperature range of -20°C to 60°C, adapting to a wide range of scenarios.
Lightweight: Each unit weighs approximately 45-47 grams, making it compact and portable.
Multi-Device Compatibility: Supports multiple devices, including speakers, amplifiers, and massagers.

Typical Applications

Li-Po: Portable electronics (smartphones, tablets, wearables), drones, RC toys, and thin devices needing flexible power.

Cylindrical Li-ion: Electric vehicles (Tesla's 21700 cells), laptops, power tools, and large energy storage systems.

LiFePO₄: Electric buses, e-bikes, solar/wind energy storage, backup power, and applications prioritizing safety.

Specific Applications

Outdoor devices: Projectors and power banks supporting extended outdoor use.
Electronic tools: Power tools, security equipment, and medical devices requiring high capacity.
Consumer electronics: Digital products, toys, and smart home devices.
Additional uses: Emergency lighting and beauty devices.

Product Images

Ratings & Review

Overall Rating

5.0

Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings

5 stars

100%

4 stars

3 stars

2 stars

1 stars

All Reviews

Mofak

United Kingdom Dec 5.2025

Helpful (1500)

Good quality! Easy communication, fast response, fast delivery, good supplier! Recommend.

SIRIEYS

France Jul 19.2023

Helpful (1w+)

After many discharging/charging cycles of the samples LP604070 2000mah you sent…..we are satisfied !

Michael

France Dec 28.2022

Helpful (1w+)

Tested 604070 3.7v 2000mAh lithium polymer battery cell with many charging and discharging cycles, they working very good, capacity keeping very stable.

Tags: