Can I charge my devices in Cloudy day?

Yes, it is ok to charging devices in cloudy day. But the charging efficiency will be lower down .and the charging time will be prolonged.

Can I charge my devices in home lighting?

No, The solar foldable charger can not charging devices under home lighting.

Solar Power Backpack Packbag Back Bag Water Drink Mobile Phone Power Bank Charger

Name: Solar Power Backpack Packbag Back Bag Water Drink Mobile Phone Power Bank Charger
Brand: Shenzhen Just-Solar Co., Ltd.
SKU: 761665272

Guangdong, ChinaShenzhen Just-Solar Co., Ltd.

US$25.00

100-499 Pieces

US$24.00

500-999 Pieces

US$23.00

1,000-4,999 Pieces

US$22.00

5,000-22,999 Pieces

US$19.00

23,000+ Pieces

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Compatible Brand

Charge for All Mobile Phones

Type

Portable

Model NO.

JS-FLC06

Power Source

Solar

Quick Charging Function

With Quick Charging Function

Charger Cable Length

8 to 9.9 Feet

Over-Current Protection

With Over-Current Protection

Display

Without Display

Color

Optional

Socket Type

USB

Customized

Solar Panel

Sunpower Cells, 6.6W, 6V/1100mA

Solar Panel Size

145*295mm

USB Output Charger

5V/1200mA

Backpack Size

25*40*10cm

Material

600d Polyester, or Special Material

Volume

Power Bank

20000mAh Is Optional

Transport Package

Color Box

Specification

10pcs/carton

Trademark

JUST

Origin

Shenzhen

HS Code

94054090

Production Capacity

10000PCS/Month

Key features

Customization Options: Customized solar panel, backpack size, color, and material available.

High Efficiency Solar Cells: Equipped with Sunpower cells delivering 6.6W output at 6V/1100mA.

Durable Material: Constructed from 600D Nylon or special materials for long-lasting use.

Comprehensive Warranty: Minimum one-year warranty covering all products with quality inspection.

Fast Sample Delivery: Sample ready in just five to seven days for quick product development.

Multiple Certifications: Products certified with RoHS, CE, and FCC standards for safety.

Flexible MOQ: Low MOQ of 100pcs per item with mix-and-match color options allowed.

24/7 Support: 16 hours online service available for questions and technical support.

Company profile

Shenzhen Just-Solar Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2004-05-05Nearest Port: SHEN ZHENAverage Response Time: ≤9.62hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, FAS, DDP, FCA, EXW

AI-Powered supplier vetting

SummaryShenzhen Just-Solar Co., Ltd. is identified as a China-based manufacturer/factory operating in Guangdong, with separate production entities described for domestic and overseas business. The supplier reports multiple management-system certifications, 50 quality-control staff, more than 10 production lines, extensive solar-product output, export activity since 2004, and sales coverage across multiple global regions. It states that it provides product design, R&D, manufacturing, shipment arrangement, warranties, after-sales service, and market suggestions. The available information supports strengths in manufacturing scale, export experience, product development, customization, and stated service capabilities. However, financial credibility cannot be assessed because relevant financial information is excluded, and the representative-title record is invalid or unusable.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory, with production locations in Shenzhen, Guangdong, China. Its descriptions identify separate production entities for domestic and overseas business, supporting direct manufacturing involvement rather than a purely trading profile.

CertificationsThe supplier lists BSCI, ISO 9000, ISO 9001, ISO 14001, ISO 14000, HSE, GMP, EICC, and QC 080000 as supplier-management-system certifications. The slice does not provide certificate numbers, validity dates, issuing bodies, or scopes, so the assessment is based on the stated holdings only.

After-Sales capabilityThe supplier explicitly states that it provides a warranty period for each product, after-sale service, and reasonable suggestions for solar products and markets. It also describes support across the full shipment process, indicating a stated service capability beyond production.

R&D capabilityThe supplier states that it designs, researches, develops, and manufactures solar products according to customer requirements, and reports total R&D-engineer experience of 31–40 years. These statements support product-development capability, although they do not quantify patents, laboratories, or new-product launches.

Production capacityThe supplier is identified as a factory and reports more than 10 production lines, 50 quality-control staff, and substantial stated output for solar systems, panels, chargers, and lights. It also lists a broad solar-product portfolio and export coverage across multiple regions, supporting significant production breadth and capacity.

Customization capabilityThe supplier explicitly states that it designs, researches, develops, and manufactures solar products according to customer requirements and supplies products in customers' quality classes. This directly supports customization in product design and quality specifications.

Client casesThe supplier lists Shell, Geodrill, Newmont, Tullow, and Heineken as main customers. These named customer references provide explicit evidence of customer cases, although the slices do not include project details, transaction scope, or verification documentation.

Product Q&A

Q:How to use the product?

1 Open the foldable solar charger and spread them to direct sunshine. 2 Connect foldable solar charger with mobile phone or power bank etc. through the cable, The folding solar charger will be charging devices automatically.

Q:Is this product waterproof?

The folding solar charger is weather resistant which means it will resist the occasional rain or snowed, it is not design for immersion in water.

Q:What's devices can charged with this solar charger?

The foldable solar panel output is 5V. So it is can charge Cell phone, MP3 players, Tablets, Some of Digital Cameras, etc. other's 5V device.

Q:How long can I get best performance from the foldable solar panel?

You should ensure the solar charger is outside in direct sunlight and that the solar panel is in no way shaded. For best performance, the solar panel should be perpendicular to the sun.

Q:Why is the charging time increased when I used the foldable solar charger behind windows?

Some windows might have been tinted with solar film that black infrared/UV light. This will reduce the solar cell efficiency, hence increased the charging time.