What warranty is provided?

We provide an 18-month warranty after delivery, including replacement, reissue, repair, or compensation.

Does the product support OEM customization?

Yes, we accept OEM for logos, labels, and manuals, and support SKD with separate PCB and case shipping.

What certifications does the power bank have?

The product has passed CE, CB, TUV, RoHS, PSE, KC, and FCC certifications.

The 20000mAh Large Screen Comes with a Four-Wire Power Bank

Name: The 20000mAh Large Screen Comes with a Four-Wire Power Bank
Brand: K-on Electronic (Guangzhou) Co., Ltd.
SKU: 2027573002

Guangdong, ChinaK-on Electronic (Guangzhou) Co., Ltd.

US$2.88-6.88

200 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Battery is Removable

Capacity

20000mAh

Model NO.

HJ-PB011

Compatible Brand

Universal

Carrying Way

Portable

Charging Type

Electric

Applicable Models

Universal

Cell Type

Li-Polymer

Display

With Display

LED Lighting

Certification

CE, CB, TUV, RoHS, PSE, KC, FCC

Socket Type

Universal

Recyclable

Input

5V/2.25A 9V/2A 12V/1.5A

Output

5V/4.5A/ 5V/3.1A 9V/2.25A

Quick Charge

22.5W

Transport Package

100PCS/Carton

Specification

168*81*24mm

Trademark

HENJOY/OEM

Origin

Guangzhou, China

HS Code

8504401990

Production Capacity

50000PCS/Week

Key features

20000mAh Large Capacity: Features a 20000mAh Li-Polymer battery with a large display screen for easy monitoring.

22.5W Fast Charging: Supports 22.5W quick charge with multiple output options including 5V/4.5A and 9V/2.25A.

Multi-Certification Safety: Certified by CE, CB, TUV, RoHS, PSE, KC, and FCC ensuring high safety standards.

Customizable OEM Service: Accepts OEM customization for logos, labels, and manuals; supports SKD assembly.

18-Month Warranty: Provides an 18-month warranty with replacement, repair, or compensation options.

Universal Compatibility: Compatible with universal brands and features a universal socket type for broad use.

Company profile

K-on Electronic (Guangzhou) Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2017-10-04Nearest Port: Guangzhou, ShenzhenAverage Response Time: >24hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, CIP

AI-Powered supplier vetting

SummaryK-on Electronic (Guangzhou) Co., Ltd. is identified as a Chinese manufacturer/factory specializing in lithium battery and related electronic battery products. The supplier reports integrated R&D, production, and sales operations, more than 20 technical personnel, more than 200 production personnel, five production lines, 41–50 quality-control staff, and ISO 9001 certification. Its product portfolio includes mobile-phone, camera, polymer, tool, LiFePO4, energy-storage, solar, and other battery products. The company began engaging in the lithium battery and charger industry in 2007 and exporting in 2017, with exports reportedly representing 71%–90% of sales and markets spanning multiple global regions. Evidence supports manufacturing capacity, product specialization, international market activity, and stated customization focus. However, the provided information does not establish detailed after-sales procedures, verified customer cases, audited financial strength, or specific innovation outputs.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and describes itself as producing customized electronic battery products. It reports two factories in Dongguan and integrated R&D, production, and sales operations, supporting classification as a direct manufacturing supplier rather than only a trading intermediary.

CertificationsThe supplier reports ISO 9001 quality-management certification, while its products are stated to have obtained CE, FCC, RoHS, PSE, KC, NOM, and other international certifications. The information establishes substantial stated certification coverage, although the specific certificates and validity details are not provided.

R&D capabilityThe supplier describes itself as a new-energy high-tech enterprise, reports more than 20 full-time technical personnel, integrates R&D with production and sales, and emphasizes continuous innovation. Its stated industry experience since 2007 supports technical-sector continuity, but no patents, dedicated R&D investment, new product records, or independently verified innovation results are provided.

Production capacityEvidence indicates established production capability: more than 200 production personnel, five production lines, 41–50 quality-control staff, two Dongguan factories, and a broad battery product range. The supplier also reports an annual production output category, but the exact production volume and capacity by product are not assessed here because monetary figures are excluded.

Customization capabilityThe supplier explicitly presents itself as a supplier of customized electronic product batteries and states that customer needs drive enterprise development. Its integrated R&D, production, and sales structure and product breadth support potential customization capability, although no examples of customized projects, engineering lead times, or customization limits are provided.