How about the lead time?

Samples will takes 5-7 business days. Mass production will takes 25-30 days. It depends on quantity.

How about shipping and delivery time?

Generally, battery will be shipped via Express, such as DHL, TNT, FedEx and UPS, delivery time is 3-5 business days. Or DDP service, delivery time is 11-15 business days. Airline and sea shipping also available.

What about after-sale service?

We will offer you 1-5 year guarantee. If there are any problems, please inform us, we will offer you positive solutions.

503043 700mAh 3.7V Rechargeable Lithium Battery

Name: 503043 700mAh 3.7V Rechargeable Lithium Battery
Brand: Shenzhen Tcbest Battery Industry Co., Ltd.
SKU: 930772065

Guangdong, ChinaShenzhen Tcbest Battery Industry Co., Ltd.

US$0.82

500-1,999 Pieces

US$0.81

2,000-4,999 Pieces

US$0.79

5,000-9,999 Pieces

US$0.78

10,000+ Pieces

Sample price:US$0.80/piece.Request sample

Product profile

Customization

Available

Type

Li-Polymer Battery

Charger Type

Electric Charger

Model NO.

503043

Charger Application

Tablet, Laptop, Video Game Player, MP3/MP4 Player, Camera, Standard Battery

Nominal Voltage

3.7V

Charger Style

Simple Charger

Compatible Battery Type

Li-Polymer

Size

Prismatic

Certification

KC, PSE, CTIA, RoHS, TUV, CB, CE

Socket Type

for All

Recyclable

Weight

31g

If OEM

Yes

Volt

3.7V

Transport Package

Carton

Specification

50*30*43mm

Trademark

metal

Origin

China

HS Code

8507600090

Production Capacity

700000/Day

Key features

Comprehensive Safety Protections: Features over-charge, over-discharge, over-current, cell balancing, and over-temperature protection.

High Discharge Rate: Supports 25C discharge rate for high-power applications like drones and e-bikes.

Multiple Certifications: Certified by KC, PSE, CTIA, RoHS, TUV, CB, and CE standards.

Low Self-Discharge: Eco-friendly design with no memory effect and low self-discharge characteristics.

OEM Customization: OEM services available to customize battery specifications according to requirements.

Long Warranty Coverage: Offers 1-5 year guarantee with positive solutions for any product issues.

Fast Charging Time: Fully charges in just 1 hour for efficient power replenishment.

Company profile

Importers and ExportersSelf-branded

Shenzhen Tcbest Battery Industry Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2010-12-01Nearest Port: Shenzhen , HK, GuangzhouAverage Response Time: ≤2.41hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW, Others

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company, while the materials also describe two factories, imported production machinery, and factory-management procedures. It demonstrates broad customization and ODM capability, has two R&D engineers, and launched new products during the past year. Quality-related controls include raw-material traceability, written warehouse procedures with records, two quality inspectors, three testing devices, and random finished-product inspection. Supplier-service procedures and corrective/preventive-action records are documented, with 20 qualified service-capable suppliers. Overseas service infrastructure is limited: there are no overseas warehouses, showrooms, agents, or branches, and the stated overseas-service country count is zero. The supplier has participated in the China Import and Export Fair and reports OEM service for well-known brands. Evidence is insufficient for certification holding and after-sales capability, while financial information is present only as year...

After-Sales capabilityTwo technology engineers are responsible for providing technical support for after-sales service, which is direct evidence of some technical after-sales support. However, the supplier has no overseas warehouse, showroom, agent, or branch, and no broader service performance or response-capability evidence is provided.

R&D capabilityThe supplier reports new products during the past year, offers ODM services, and has two R&D engineers responsible for new product development and technical support. It does not have an available SDK, but the documented product-development activity supports a positive assessment of innovation capability.

Production capacityEvidence includes imported main production machinery from Canada, fast-production claims, factory-management regulations covering two factories, written warehouse quality procedures with records, two quality inspectors, three testing devices, and 20 qualified service-capable suppliers. These indicators support production and operational capability, although production volume and capacity metrics are not provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. ODM service is also available, providing strong direct evidence of broad customization capability.

Client casesThe supplier reports OEM service for well-known brands and participation in the China Import and Export Fair. These are customer or market-engagement indicators, but no brand names, project details, volumes, or independently verifiable case descriptions are supplied.