Do you support customization?

Yes, customization is accepted based on flexible MOQ: Logo print (500 pcs), Color (1000 pcs), ODM (Mold fee + 1000 pcs), Parameter (1000 pcs). Some products have MOQ less than 500 pcs.

High-Power 28000mAh Portable Car Jump Starter with Smart Display

Name: High-Power 28000mAh Portable Car Jump Starter with Smart Display
Brand: Guangzhou Senfly Technology Co., Ltd
SKU: 2193525245

Guangdong, ChinaGuangzhou Senfly Technology Co., Ltd

US$44.90

500-999 Pieces

US$43.90

1,000-1,999 Pieces

US$41.90

2,000-2,999 Pieces

US$39.90

3,000+ Pieces

Sample price:US$59.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Professional Technical Support

Warranty

Professional Technical Support

Model NO.

S-T28

Certification

un38.3, FCC, RoHS, CE

Battery Type

Lithium-ion

Output Voltage

12V

Cycle Life

3000X

Function

LED Light,Spark Proof,Digital Screen

Selling Units

Single Item

Input

Type-C5V

Use

Passenger Car,Motorcycle,Truck

Single Gross Weight

1.690kg

Total Output

74wh

Charging Output

USB-a

Peak Current

3000A

Single Package Size

12X11X25.5.Cm

Transport Package

Storage Bag+Package Box

Origin

Guangdong, China

HS Code

8507600010

Production Capacity

150000PCS Per Month

Key features

High Capacity & Peak Current: 28000mAh capacity with 3000A peak current, starting up to 8.0L Gas/Diesel engines.

Multi-Function Device: Integrates jump starter, power bank, and LED light with digital screen and spark-proof design.

Fast Charging & Output: Type-C 18W input and USB-A QC18W output for rapid charging of devices and the unit itself.

Long Cycle Life: Lithium-ion battery with over 3000 charge cycles for long-term durability and reliability.

Comprehensive Certifications: Certified by UN38.3, FCC, RoHS, and CE, ensuring safety and compliance with global standards.

Customization Support: Supports custom logo, color, packaging, and OEM/ODM design with flexible MOQ options.

Professional Manufacturer: 15-year specialist with 10,000 sqm factory, 9 production lines, and 150+ patents.

Quality Assurance: Uses top-tier battery cells, rigorous quality tests, and low defect rates to ensure product stability.

Company profile

Importers and ExportersFlexible Customization3D Software DesignR&D Capabilities

Guangzhou Senfly Technology Co., Ltd

Guangdong, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤0.54h

AI-Powered supplier vetting

SummaryGuangzhou Senfly Technology Co., Ltd. is identified as a manufacturer/factory in Guangdong, China, specializing in automotive emergency power products such as jump starters and tire inflators. The supplier states that it has 15 years of experience in this area, nine production lines, 11–20 quality-control staff, 50 years of combined R&D engineer experience, and a 10,000-square-meter R&D and manufacturing center established in 2024. It reports annual product output of 2,000,000 jump starters and 1,000,000 tire inflators. The supplier also claims to accept ODM orders and possess more than 150 patented technologies. An SGS audit is recorded, but the provided data does not identify the audit result in interpretable terms or establish current certification validity. Information on after-sales services, financial credibility, customer cases, traceability, detailed R&D documentation, OEM, SDK, and overseas capabilities is insufficient.

Supplier typeThe supplier is explicitly identified as Guangzhou Senfly Technology Co., Ltd., a manufacturer/factory in Guangzhou, Guangdong, China. Its stated focus is automotive emergency starting power supplies and related automotive products, indicating direct manufacturing involvement rather than only trading or distribution.

R&D capabilityThe supplier states that it has focused on automotive emergency starting power supplies for 15 years, employs R&D engineers with 50 years of total experience, operates a 10,000-square-meter R&D and manufacturing center established in 2024, and has more than 150 patented technologies. These statements provide explicit evidence of established R&D activity and patent output, although detailed innovation documentation and new-product launch data are unavailable.

Production capacityThe supplier identifies itself as a manufacturer/factory with nine production lines and a new 10,000-square-meter R&D and manufacturing center. Reported annual output includes 2,000,000 jump starter sets and 1,000,000 tire inflator sets, supporting a substantial production capability for its stated product categories.

Customization capabilityThe supplier explicitly states that it accepts ODM orders, which supports product customization. However, the slices do not confirm private-mold development, 3D design services, OEM execution, or detailed customization workflows, so the evidence supports ODM availability but not the full range of customization services.

Product Q&A

Q:Are you a factory or a trading company?

Senfly is a 100% manufacturer for jump starters, but we also provide sourcing services for car tools to meet your different needs.

Q:Can I get a sample for testing?

Yes, samples are accepted. You can click chat & inquiry to get details. We are happy for you to get samples for testing and comparison to understand product differences.

Q:How to get the best price for this product?

The price depends on the quantity; the more you purchase, the lower the price. Please click inquiry or TM to get details.

Q:What is the shipping cost to my country?

For samples, air post is recommended for fast delivery. For bulk goods, shipping by sea is better to reduce costs.

Q:What is your lead time?

Sample delivery time is usually 1-2 days. Bulk goods lead time depends on customized needs, usually 30-45 days.