Is it OK to print my logo on Battery?

Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Do you offer guarantee for the products?

Yes, we offer a one-year warranty to the Li-ion battery products.

How to deal with the faulty?

Firstly, our batteries are produced in strict quality control system and the defective rate will be less than 0.2%. Secondly, during the guarantee period, we will send new batteries with new order for small quantity. For defective batch products, we will repair them and resend them to you or we can discuss the solution including re-call according to real situation.

High Performance 21700 Lithium Battery for Electric Vehicle Power

Name: High Performance 21700 Lithium Battery for Electric Vehicle Power
Brand: Howell Energy Co., Ltd.
SKU: 2210719535

Guangdong, ChinaHowell Energy Co., Ltd.

US$1.20-2.15

1,000 Pieces

Sample price:US$2.20/piece.Request sample

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

21700

Rechargeable

Yes

Size

Small

Weight

68g

Max Charge Voltage

4.2V

Max Discharge Voltage

2.75V

Standard Charge

0.2c

Standard Discharge

0.2c

Maximum Continuous Charge Current

1.0c

Maximum Continuous Discharge Current

1.5c

Charge Temperature

0~45 Degree

Discharge Temperature

-20~60 Degree

Storage Temperature

-20~40 Degree

Cycle Life

>800 Cycles

Certificate

CE/RoHS/UL/IEC/CB/Bis/Un38.3/MSDS

Transport Package

130 Per Carton

Specification

21.5*70mm

Trademark

OEM

Origin

China

HS Code

8507600090

Production Capacity

1000000PCS Per Day

Key features

High Energy Density: NCM cathode material provides higher specific energy and gravimetric density.

Long Cycle Life: Expected cycle life exceeds 1000+ cycles for durable performance.

Low Self-Discharge: Less than 3% monthly self-discharge rate ensures long-term storage.

Comprehensive Certifications: Certified with CE, UL, RoHS, UN38.3, IEC62133, and BIS standards.

Flexible Customization: Offers full customization from samples and designs for specific needs.

Safe & Green Energy: No memory effect, no toxic materials, and strict quality control.

Versatile Applications: Suitable for EVs, golf carts, solar storage, and portable electronics.

Company profile

100% Finished Products InspectionStandardized quality controlFull CustomizationManagement Certification

Howell Energy Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Years CertifiedNearest Port: Shenzhen Port, Hong Kong PortAverage Response Time: ≤3.25h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryHowell Energy Co., Ltd. is a high-tech enterprise with over 23 years of experience in the R&D and marketing of lithium rechargeable batteries. The company offers various customization options but lacks ODM and OEM capabilities for well-known brands. It has ISO9001:2015 certification, indicating a focus on quality management. However, the company lacks documented after-sales service procedures and corrective mechanisms. Financial details are available, but no specific contracts with subcontractors or overseas facilities are noted. Howell Energy participates in trade shows like CES, indicating active industry involvement.

Supplier typeThe supplier is a high-tech trade company specializing in lithium rechargeable batteries, with a combined company type.

CertificationsThe supplier holds the ISO9001:2015 certification, indicating adherence to quality management standards, along with CE and UL certifications.

After-Sales capabilityThe supplier lacks written procedures or records for handling customer complaints and corrective actions, indicating a deficiency in after-sales service capability.

R&D capabilityThe supplier has R&D capabilities with new products developed in the past year, although it does not offer ODM services.

Customization capabilityThe supplier offers a wide range of customization services, including full and minor customization.

Product Q&A

Q:Can I have a sample order for Battery?

Yes, we welcome sample order to test and check quality.

Q:What about the lead time?

Samples in 5~10 days, 25-30 days for the bulk order.

Q:Do you have any MOQ limit for Battery?

Low MOQ, 1pc for sample checking is available.

Q:How do you ship the goods and how long does it take to arrive?

For sample order, we usually ship by TNT, UPS etc., which usually takes 3~5 days to arrive. For the bulk order, Air and sea shipping are both optional.

Q:How to proceed an order for Battery?

Firstly let us know your technical requirements and application. Secondly we quote accordingly. Thirdly customer confirms the samples and places deposit for formal order. Fourthly we arrange the production.