How should we do if the product is failed?

Just need to tell us the quatitty and the problem, send us the failed image&video, we will send a new one for free.

How about the shipment?

We usually ship by express(DHL,UPS,Fedex,TNT) or by air, for bulk order, we usually ship by sea

Super Slim 20000mAh Fast Charging Portable Solar Mobile Power Pack Bank

Name: Super Slim 20000mAh Fast Charging Portable Solar Mobile Power Pack Bank
Brand: Huanyu Electronics Industrial Co., Limited
SKU: 2001437715

Guangdong, ChinaHuanyu Electronics Industrial Co., Limited

US$5.25

50-99 Pieces

US$5.15

100-299 Pieces

US$4.85

300-499 Pieces

US$4.75

500-999 Pieces

US$4.66

1,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Battery is Removable

Capacity

5001-8000mAh

Model NO.

TIANSHU

Charging Type

USB Cable

Applicable Models

Mobile Phone

Cell Type

Li-Polymer

Certification

CE, RoHS

Recyclable

Logo Print

Accepted

Material

Metal+Solar Panel

Input

DC 5V 1A

Output

DC 5V 1A

Specification

150*73*10mm

Origin

Shenzhen. China

HS Code

8507600090

Production Capacity

30000/Month

Key features

Real Capacity Options: Available in 4000mAh, 5000mAh, 6000mAh, and 8000mAh real capacities.

Solar Charging Support: Integrated solar panel for eco-friendly charging on the go.

Multi-Color Selection: Available in Black, Silver, Blue, Pink, and Gold finishes.

Comprehensive Certifications: Certified by CE, RoHS, FCC, Reach, MSDS, and UN38.3 standards.

Smart Protection System: Features overload, over-current, and short-circuit protection.

Custom Logo Service: Free artwork approval provided before PP sample production.

Flexible MOQ Policy: No minimum order quantity required; 10pcs orders accepted.

Fast Sample Lead Time: Sample orders typically ready within 3-5 working days.

Company profile

In-stock CapacityFast DeliveryPrivate MoldProduct Certification

Huanyu Electronics Industrial Co., Limited

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-06-06Nearest Port: shenzhenAverage Response Time: ≤9.00hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryThe supplier demonstrates OEM/ODM and broad customization capabilities, supported by 3D design services, recent new-product development, and available R&D audit documentation. It reports compliance certificates including CE, RoHS, FCC, REACH, and PSE, while export sales account for 90% and exporting experience is six years. Production information indicates substantial stated capacity across several consumer-electronics categories, with 6–10 quality-control staff. After-sales complaint handling and service procedures are documented. However, quality assurance and traceability status are unknown, testing equipment is reported as zero, there is no SDK, and overseas warehouse, showroom, agent, or branch services are unavailable. No Fortune 500 cooperation is reported, and the available evidence does not establish financial credibility beyond reported turnover and output information.

Supplier typeThe supplier operates as an OEM/ODM manufacturer, offering ODM services, OEM services for popular brands, and customization from samples, designs, or full specifications. Its 90% export-sales share and six years of export experience further indicate an export-oriented manufacturing supplier.

CertificationsThe supplier states that its products comply with CE, RoHS, FCC, REACH, and PSE requirements, while CE and RoHS certification are specifically listed elsewhere. This is explicit evidence of holding or supporting several relevant compliance certifications.

After-Sales capabilityR&D engineers are responsible for technical support in after-sales service, and the supplier has a documented complaint-handling procedure with records. It also reports in-stock service capacity, but lacks overseas warehouses, showrooms, agents, and branches; therefore, after-sales support exists but is not strongly localized overseas.

R&D capabilityThe supplier reports new-product development within the past year, available R&D design documentation for audit, 3D design services, and two R&D engineers. It also provides ODM services, but has no available SDK and the evidence does not establish the scale or technical depth of its innovation capability.

Production capacityThe supplier reports advanced production equipment, testing instruments, approximately 1,500 square meters of production area, and substantial stated annual output across power banks, wireless chargers, audio products, smart bracelets, speakers, and chargers. It also reports 6–10 quality-control staff and an off-season lead time within 15 workdays, although quality-assurance and traceability status are unknown and testing equipment quantity is listed as zero.

Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, flexible customization, 3D software design services, and ODM services. These multiple stated service modes demonstrate broad customization coverage.