Original 300W Pure Sina Wave Portable Power Station 350wh Portable Power Bank
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Product Highlights
- Pure Sine Wave Output: 300W AC output with 220-240V voltage, safe for sensitive electronics.
- Durable Aluminum Shell: Drop-resistant and explosion-proof aluminum alloy casing for outdoor use.
- Comprehensive Protection: Built-in BMS with over-discharge, short circuit, and over-charge protection.
- Fast Charging Support: Includes QC3.0 USB port and standard USB for rapid device charging.
- Emergency Safety Features: Equipped with emergency lighting, SOS signal, and high-frequency flashing.
- Long Cycle Life: Lithium battery with over 800 cycles for reliable long-term performance.
- Multi-Device Compatibility: Powers phones, laptops, cameras, fans, and small appliances simultaneously.
- Certified Quality: Products certified with CE, FCC, RoHS, UN38.3, and MSDS standards.
Product Attributes
- Customization
- Available
- Nominal Capacity
- 337.44wh
- Size
- 253*150*118.5mm
- Model NO.
- SM03
- Weight
- 5kg
- Warranty
- 1 Year
- Certification
- CE RoHS FCC MSDS Report
- Function
- Quick Charge Support
- Sample
- Accept
- Custom Logo
- Accept
- Transport Package
- Box
- Specification
- 340*200*155mm
- Trademark
- Sharmeal
- Origin
- China
- HS Code
- 8507600090
- Production Capacity
- 60000pieces/Year
- Package Size
- 34.00cm * 20.00cm * 15.00cm
- Package Gross Weight
- 7.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Original 300W Pure Sina Wave Portable Power Station 350wh Portable Power Bank
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Product Description
Original 300W Pure Sina Wave Portable Power Station 350WH Portable Power Bank
|
Product Name
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Original Best Price Power 100W Solar Panel Charging Station |
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Battery Type
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Lithium Battery
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Model Number
|
SM03
|
|
Battery Capacity
|
91200mAh / 3.7V
|
|
AC Power Output
|
300W
|
|
Peak Power
|
300W
|
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Warranty
|
12 Months
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Output Voltage
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220-240V 50/60Hz
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Operation temperature
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-10ºC-45ºC
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Protection
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Over-discharging, Short Circuit Protection, Over-charging, Low Tension
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Lifecycle
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>800 times
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Input
|
5521 16.8V3A
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Rated Output:
1*5521 AC Output: 220-240V
1*USB-A Port: 5V/2A
1*QC USB-A Port: 5V/9V2A, 12V/1.5A (QC3.0)







Built-in BMS and protection circuit, safe use of electricity.
Protection: Over-discharging, Short Circuit Protection, Over-charging, Low Tension Protection.
Emergency lighting and rescue system,lighting at night,high frequency flashing reminder and SOS signal
Power cell, cycle life over 1000+.
Shell Material: Aluminum alloy (Drop-resistant, explosion-proof).
Outdoor usage for home,travel,camping.
Power various electronic equipment, e.g. power your cellphone,tablet, laptop, camera, light, fans, in-car appliances, kettle and more at anytime.
Company Introduction:

FAQ:
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR241902". Items marked "" are certified.
Company Profile
Foshan Sharmeal Technology Co. Ltd. Is a national high-tech enterprise specializing in R&D, manufacturing, and sales, with a commitment to achieving premium quality and top technology status as a global-class brand.
Our company's product line includes portable jump starters, portable power stations, outdoor power storage solutions, and MPPT solar panels, widely used in industrial design, R&D, and production.
Sharmeal boasts a professional team comprising 60 technicians, 70 domestic and overseas sales representatives, and 400 skilled workers. With a mature systematic design, production, and testing process, we have a monthly capacity of 60, 000 units of car jump starter products.
Sharmeal has successfully obtained the ISO 9001 quality management systems certification. Furthermore, the majority of our battery products carry CE, UL, CB, and UN38.3 certifications.
With over 400 employees, a production workshop spanning 10, 000 square meters, 2 fully automated battery cell production lines, 4 automatic SMT production lines, and 4 energy storage product assembly lines, we ensure a robust manufacturing setup. All our products come with quality liability insurance to deliver safe and reliable products and services to customers.
We offer OEM and ODM customization services tailored to meet our customers' specific requirements.
About Our Factory & Business Background
- Address
- Room B, No. 404, Block 7, No. 123, Lingnan Avenue North, Shiwan Town, Chancheng District, Foshan City (residence declaration)
-
Registered Capital
- 1,680,000 RMB
-
Terms of Payment
- Small-amount payment, Western Union, PayPal, D/P, T/T, LC
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
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Average Lead Time
-
Peak Season Lead Time: within 15 workdays, one month
Off Season Lead Time: within 15 workdays, one month -
Nearest Port
- Guangzhou Port, Foshan Port, Shenzhen Port
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Minimum Order Quantity
- 100 PCS
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Supply Chain Partners
- 3
Our Production Capability & Technical Expertise
-
Main Products
- Portable Jump Starter, Car Jump Starter, Emergency Power Station, Portable Power Station, Power Station, Car Power Bank, Li-ion Battery, Energy Storage System, Energy Storage Power, Portable Power Sup
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 3 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2022-12-05
-
Export Year
- 2 Years
-
Main Markets
- North America, Australia
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 4
-
Overseas Agent/Branch
- No
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New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What are the advantages of your company?
- Our company boasts a strong R&D team that independently develops and produces main parts, allowing us to control product quality from the source.
- Do you offer OEM & ODM services?
- Yes, we do offer OEM & ODM services, but there is a minimum order quantity requirement.
- What certifications have your products acquired?
- Most of our products have acquired CE, FCC, RoHS, PSE, UN38.3, and MSDS certificates, which satisfy most countries' import requirements.
- What is the delivery time for your products?
- The delivery time varies for different products. Typically, the delivery time for portable power stations is 1 month.
- How do you ship goods with high-capacity batteries?
- We work with long-term, professional battery shipment forwarders.
- What is the warranty for your products, and how do you handle quality issues?
- Our products are guaranteed for 1 year. For minor problems, our company will issue maintenance instructions and express spare parts. Customers can repair and replace spare parts themselves using the instructions. If a product cannot be repaired within the warranty period, our company will replace it with a new product within the replacement period of a half year. Welcome to ask me for more information if have interest in it.
- What is the nominal capacity and output power?
- The nominal capacity is 337.44Wh, and the AC power output is 300W with a peak power of 300W.
- What are the dimensions and weight of the power station?
- The size is 253*150*118.5mm, and the weight is 5kg.
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