What is the warranty period?

We provide a 1-year real warranty on the whole unit.

Can the battery be replaced?

Yes, the system comes with a 7.4V 2200mAh Li-ion replaceable battery.

How long does it take to charge?

Charging time is 8-10 hours under full sunshine.

4W Solar Panel 2 LED Bulb Light Solar Power System

Name: 4W Solar Panel 2 LED Bulb Light Solar Power System
Brand: Shenzhen Power-Solution Ind Co., Limited
SKU: 726342375

Guangdong, ChinaShenzhen Power-Solution Ind Co., Limited

US$17.50

2-99 Pieces

US$16.50

100-999 Pieces

US$16.00

1,000+ Pieces

Sample price:US$18.00/piece.Request sample

Product profile

Customization

Available

Bulb Type

LED

Color Temperature(CCT)

Cool White

Model NO.

PS-K013N

Material

Plastic

Power Source

Solar Power

Battery Type

Li-ion Battery

Operating Voltage

7.4V

Usage

Camping, Emergency Lighting, Indoor & Outdoor

Certification

CE, ISO

Description

Solar Power System Home Kit with 4W Solar Panel

Solar Panel

4W 11V Poly Crystalline

Battery

7.4V 2200mAh Li-ion Replaceable

LED

1W*100lumens

Functions

USB Output to Charge Mobile Phone and Other Small

Working Time

16hours for 1 Lamp; 8hours for 2 Lamps

Charging Time

8-10hours Under Full Sunshine

Applications

Indoor & Outdoor Lighting

Other Options

Could Supply 3 Lamps and 4 Lamps

Warranty

1 Year Real Warranty on The Whole Unit

Transport Package

Color Box

Specification

ISO

Trademark

power-solution

Origin

China

HS Code

850131000

Production Capacity

20000/Month

Key features

Dual Charging Method: Supports charging via solar panels and optional AC adapter for continuous power.

Long Battery Life: LiFePO4 battery offers over 1500 charge cycles for extended durability.

Multi-Device Charging: Includes 5-in-1 USB cable and dual USB ports to charge mobile phones and small devices.

Smart BMS Control: Features over-charging and discharging protection for safe operation.

Portable Design: Compact and lightweight structure ideal for camping and emergency use.

CE & ISO Certified: Products meet international safety and quality standards for global markets.

1-Year Warranty: Comprehensive 1-year real warranty coverage on the entire solar unit.

Customization Options: OEM and ODM services available with customizable lamp quantities and designs.

Company profile

Shenzhen Power-Solution Ind Co., Limited

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2004-01-01 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤15h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a China-based factory and limited company operating in Shenzhen, Guangdong. It produces solar lighting products and related systems, with five production lines and stated annual outputs of 3 million solar lamps, 5 million solar lanterns, 5 million solar table reading lamps, and 3 million solar home lighting systems. Export activity is substantial: 90% of sales are reportedly exports, beginning in 2004, with markets across South America, Africa, Southeast Asia/Middle East, East Asia, and Australia. The supplier reports ISO 9001:2015 certification, CE, RoHS, and FCC compliance claims, 12 years of R&D engineering experience, and 11–20 quality-control staff. Evidence supports manufacturing and product-development capabilities, but after-sales service, customization, financial credibility, and customer-case strength are not sufficiently documented. Company identity information is inconsistent across records, including different names and establishment dates, so verification is...

Supplier typeThe supplier is explicitly described as a factory and a limited company in Shenzhen, China. Its stated activities cover solar-energy design, development, manufacturing, distribution, and export, supported by an in-house molding, plastic injection, SMT/PCB, and automatic production setup.

CertificationsThe supplier reports an ISO 9001:2015 management-system certificate and states that its products have CE, RoHS, and FCC credentials. These claims provide explicit evidence of certification and compliance coverage, although the underlying certificates are not independently verified in the provided slices.

R&D capabilityThe supplier reports 12 years of R&D engineering experience and conducts solar-energy design and development. Its in-house molding, injection, SMT/PCB, and product range indicate development and engineering resources, but no specific patents, new-product achievements, or documented innovation outcomes are provided.

Production capacityProduction capability is supported by factory status, five production lines, an approximately 4,000 m² manufacturing area, automatic production equipment, and stated annual outputs of 3 million solar lamps, 5 million solar lanterns, 5 million solar table reading lamps, and 3 million solar home lighting systems. The supplier also reports 90% export sales and multiple overseas markets, indicating established production and export operations.

Product Q&A

Q:Who are you?

We are a leading provider of solar system OEM and ODM, dedicated to providing reliable and sustainable energy to communities and businesses around the world. Our team of experts has many years of experience in designing and producing solar energy systems. We work closely with many Fortune 500 customers to provide customized solutions that are both cost-effective and environmentally friendly.

Q:How can you guarantee quality?

We adopt strict quality control standards to ensure the quality of our products. We start from the selection and procurement of raw materials, to production and delivery, every link is carefully inspected and tested. We also conduct regular internal and external audits to ensure our quality standards are adhered to and continuously improved.

Q:What can you buy from us?

We offer a wide range of solar energy system products, including solar lighting system, solar fridge, solar fans, solar tv and ect. We also provide OEM& ODM to meet the specific needs of our customers.

Q:Why should you buy from us not from other suppliers?

We have 17 years in the solar power business, 6 R&D engineers with an average of 6-8 years of industry R&D experience, provide the best OEM and ODM services in the industry, and have 150 production line production staff for fast order delivery.

Q:What services can you provide?

Accepted Delivery Terms: FOB, CFR, CIF, EXW; Accepted Payment Currency: USD, HKD, CNY; Accepted Payment Type: T/T, L/C, PayPal, Western Union, Cash; Language Spoken: English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian.