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 about 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.

Lithium Polymer 852045 750mAh 3.7V Rechargeable Polymer Battery

Name: Lithium Polymer 852045 750mAh 3.7V Rechargeable Polymer Battery
Brand: Shenzhen Tcbest Battery Industry Co., Ltd.
SKU: 2030603465

Guangdong, ChinaShenzhen Tcbest Battery Industry Co., Ltd.

US$0.83

1,000-9,999 pieces

US$0.82

10,000-99,999 pieces

US$0.81

100,000+ pieces

Sample price:US$0.82/piece.Request sample

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

Li-Polymer

Model NO.

852045

Rechargeable

Yes

Size

8.5*20.0*45.0mm

Packing

Bulk/Blister/Customized

Nominal Voltage

3.7V

Capacity

750mAh

Transport Package

Bulk

Specification

Li-polymer

Trademark

Tcbest/Customized

Origin

Guangdong, China

HS Code

8507600090

Production Capacity

7000000piece/Pieces Per Day

Key features

3-Year Warranty: Comprehensive coverage for 3 years against mechanical defects.

Customizable Packaging: Available in bulk, blister, or fully customized packaging options.

OEM/ODM Support: Full customization services for voltage, capacity, and dimensions.

Fast Charging: Full charge time of only 1 hour for efficient operation.

Low Self-Discharge: Maintains charge over time with no memory effect.

Multiple Safety Protections: Includes over-charge, over-discharge, over-current, and over-temperature protection.

Versatile Applications: Suitable for power tools, electric vehicles, drones, and solar storage.

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: ≤2.28hTerms 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.