What safety protections does the battery pack have?

It features over-charge, over-discharge, over-current, cell balancing, and over-temperature protection.

What is the after-sale service policy?

We offer a 1-5 year guarantee. If any problems occur, please inform us, and we will provide positive solutions.

USB Type-C 18650 3.7V Rechargeable Batteries for Flashlights and Electronics

Name: USB Type-C 18650 3.7V Rechargeable Batteries for Flashlights and Electronics
Brand: Shenzhen Tcbest Battery Industry Co., Ltd.
SKU: 1919071141

Guangdong, ChinaShenzhen Tcbest Battery Industry Co., Ltd.

US$1.89

100-999 Pieces

US$1.87

1,000-9,999 Pieces

US$1.80

10,000+ Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Type

Lithium Battery

Charger Type

Electric Charger

Model NO.

18650

Charger Application

MP3/MP4 Player, Camera, Consumer Electronics, Power Tools, Toys, Boats, Un

Nominal Voltage

3.7V

Charger Style

USB Charger

Compatible Battery Type

18650

Size

18650

Certification

RoHS, CE, CE/RoHS/MSDS/Un38.3

Socket Type

for All

Recyclable

Weight

14G

If OEM

Yes

Capacity

2000mAh

Cycle Life

More Than 1000 Times

Trademark

TCBEST

Origin

China

Production Capacity

500000/Day

Key features

Type-C Fast Charging: Features a Type-C charging port for convenient and rapid power replenishment.

High Cycle Life: Designed for more than 1000 charge-discharge cycles for long-term durability.

OEM Customization: Supports OEM services with customizable weight and capacity options.

Multi-Safety Protection: Includes over-charge, over-discharge, over-current, and over-temperature protection.

Certified Quality: Complies with RoHS, CE, MSDS, and UN38.3 safety and environmental standards.

Versatile Application: Suitable for flashlights, cameras, MP3/MP4 players, power tools, and toys.

Reliable Warranty: Offers a 1-5 year guarantee with positive solutions for any after-sale issues.

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: ≤2.35hTerms 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.