What is the warranty period for the battery?

We provide a 12-month warranty for our lithium polymer batteries.

What are the common applications for this battery?

It is widely used in medical devices, portable speakers, wearable devices, RC toys, fingerprint locks, and digital energy storage.

What is the cycle life of the battery?

The cycle life is approximately 300-400 times, depending on charge and discharge frequencies.

Custom Size 3.7V 2000mAh Rechargeable Lightweight Lithium Polymer Lipo Battery

Name: Custom Size 3.7V 2000mAh Rechargeable Lightweight Lithium Polymer Lipo Battery
Brand: Dongguan APTPES Co., Ltd.
SKU: 2248682775

Guangdong, ChinaDongguan APTPES Co., Ltd.

US$2.00-3.00

2,000 Pieces

Product specifications

Li Polymer Battery

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

504090 3.7v2000mAh

Rechargeable

Yes

Size

Medium

Monthly Supply Capability

2000000PCS

Warranty

12 Months

Battery Type

Lithium Polymer Battery

Label

Acceptable

Certification

Connector

Custom

MOQ

2000PCS

Lead Time

Depending on Order Arrangement

Cycle Life

300 Times, Depending on Charge&Discharge Frequenc

OEM

Available

ODM

Available

Factory Audit

Acceptable

Cable

Custom

Payment

Sample Time

Depending on Order Arrangement

Transport Package

Custom

Specification

50*40*90mm

Trademark

APTPES or OEM

Origin

China

HS Code

8507600090

Production Capacity

2000000PCS/Month

Key features

Custom Size & Design: Flexible size design and custom dimensions available for specific needs.

High Safety Protection: PCM protects against overcharging, over-discharging, over-current, and short circuits.

Wide Application Range: Suitable for medical devices, wearables, toys, and portable electronics.

OEM/ODM Service: Full customization from samples, designs, or minor adjustments available.

Premium Quality Cells: Assembled with high-end Grade A cells for good performance and safety.

Multiple Certifications: UL, CE, KC, IEC, CB, MSDS, and UN38.3 certified products.

Competitive Factory Price: Direct factory pricing with high quality and competitive market rates.

Long Shelf Life: One year shelf life with stable performance and reliable storage.

Company profile

Product CertificationStandardized quality controlOEM ServicesR&D Capabilities

Dongguan APTPES Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Average Response Time: ≤0.24h CertifiedTerms of Payment: T/T, LC, PayPal, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, EXW, CIF, CFR

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad product development and customization capabilities, including 3D design, ODM, OEM for popular brands, and multiple customization modes. Its R&D organization includes specialized engineers, documented design controls, and evidence of new product development. Quality and service processes are documented and followed for complaints, corrective actions, supplier assessment, and finished-product inspection. Manufacturing support includes valid contracts with associated subcontractors and inventory capability, while export experience is stated as eight years with 51%–70% of sales from exports. Overseas service infrastructure is limited: the supplier has no overseas warehouse, showroom, agents, or branches, and reports zero countries served through such capabilities. Financial credibility cannot be assessed from the provided information.

Supplier typeThe supplier provides comprehensive energy solutions spanning project initiation, development, testing, production, and after-sales service. It also offers ODM services, OEM services for popular brands, inventory capability, and contracted manufacturing support, indicating a manufacturer with integrated development and production-related services.

After-Sales capabilityThe supplier has a documented and followed customer-complaint procedure, and its technology engineers provide technical support for production and after-sales service. The company description also explicitly includes after-sales service within its comprehensive solution coverage, supporting an established after-sales process.

R&D capabilityThe supplier reports new products during the past year, maintains an R&D team with masters and senior engineers across electronics, power supply, structure, technology, and electrochemistry, and retains auditable design input, output, review, verification, and validation documents. It also emphasizes technological innovation and applies technology from chip and cell-manufacturing partners to product R&D; however, no SDK is available.

Production capacityProduction-related controls include quality assurance, documented finished-product inspection instructions that are uniformly followed, valid manufacturing contracts with associated subcontractors, inventory capability, and stated average lead times of within 15 working days off-season and one month during peak season. These records support production and quality-control capability, although the stated quantity capability for own-brand products is only “1” and is not sufficiently defined for a capacity comparison.

Customization capabilityThe supplier offers customization from samples and designs, full, minor, and flexible customization, as well as 3D software design, ODM, and R&D-supported technical services. Engineers confirm customer requirements and support new product development, providing explicit evidence of broad customization capability.

Client casesThe supplier states that it maintains long-term, stable cooperation with world-renowned chip companies and cell manufacturing enterprises and provides OEM services for popular brands. It also reports participation in the GIFT & HOME Exhibition, but no specific customer names, project details, or independently verifiable case outcomes are provided.

Product Q&A

Q:Is customization available for this battery?

Yes, we offer flexible size design, custom capacity, packing, and label customization. OEM and ODM services are available.

Q:What safety protections does the battery have?

The battery includes PCM protection against overcharging, over-discharging, over-current, and short circuits, along with thermal cut-off and explosion-proof valves.

Q:What certifications do your batteries hold?

Our batteries are certified with UL, CE, KC, IEC, CB, MSDS, and UN38.3 standards to ensure safety and compliance.

Q:What is the minimum order quantity (MOQ)?

The MOQ is 2000 PCS. However, sample orders are available for testing quality before bulk production.

Q:What is the lead time for production?

Lead time depends on the order arrangement. Peak season lead time is one month, while off-season lead time is within 15 workdays.