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Item #:
240976774
Solar Power Bank 20000mAh, Black Portable Charger with USB-C&USB-A Outputs, Emergency Backup Battery Pack, LED Flashlight, for iPhone Samsung Android
Item #:
240976774
ZMW 705
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Powered by advanced lithium-polymer technology, it delivers superior safety and a robust 1000+ charge cycles—50% longer lifespan than standard, ensuring reliable energy without the bulk.
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Product Details
| Connector Type | USB Type A, USB Type C |
| Battery Capacity | 20000 milliamp_hours |
| Other Special Features of the Product | Fast Charging, Flashlight, Lightweight, Over Charging Protection, Slim |
| Voltage | 3.7 volts |
| Power Source | Corded Electric |
| Amperage | 3 A |
| Number of Ports | 3 |
| Output Current | 3 A |
| Rapid Charging Performance | 50% in 1 Hour |
| Battery Charge Time | 10 hours |
| Compatible Devices | Camera, Smartwatch, Speaker, Tablet, iPhone17/16/15, iPad, Samsung Galaxy phones, Google Pixel, tablets, Bluetooth headphones, smartwatches |
| Maximum Output Power | 15W |
| Compatible Cellular Phone Models | Samsung I9230 Galaxy Golden |
| Current | DC |
| Output Wattage | 15 watts |
| Compatible Phone Models | smartphone |
| Reusability | Rechargeable |
| Item Weight | 8.32 ounces (235.87 grams) |
| Item Dimensions L x W x Thickness | 5.63"L x 2.91"W x 0.85"Th (14.3 x 7.4 x 2.2 cm) |
| Unit Count | 1 Count |
| Item Dimensions | 5.63 x 2.91 x 0.85 inches (14.3 x 7.4 x 2.2 cm) |
| Battery Weight | 8.32 ounces (235.87 grams) |
| Brand | Luvknit |
| Model Name | PS21K |
| Model Number | PS21K |
| Number of Items | 1 |
| Included Components | 1* carabiner, 1* instruction manual, 1* solar power bank |
| Manufacturer | ShenZhen Fashiontec Technology Co.,Ltd. |
| Number of Batteries | 2 Lithium Polymer batteries required. (included) |
| Mfr Part Number | PS21K |
| Antenna Location | Indoor/Outdoor |
| Color | Black |
| Battery Cell Type | Lithium Polymer |
| Special Feature | Fast Charging, Flashlight, Lightweight, Over Charging Protection, Slim |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Product Description
Solar Power Bank 20000mAh, Black Portable Charger with USB-C&USB-A Outputs, Emergency Backup Battery Pack, LED Flashlight, for iPhone Samsung Android Solar for Emergency Only, Perfect for Camping
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Customer Questions & Answers
-
Question:
How many devices can I charge simultaneously?
Answer: You can charge up to three devices at the same time with USB-C and USB-A outputs. -
Question:
Is it safe to use while charging my devices?
Answer: Yes, it features a high-quality lithium-polymer battery that ensures stable and reliable power without damaging your devices. -
Question:
Can I rely on the solar charging feature?
Answer: While it can provide emergency power under direct sunlight, it is recommended for daily use to charge via a wall outlet for optimal performance.
Luvknit Portable Power Banks PS21K Editorial Review
The solar power bank has garnered a mixed reaction from customers, resulting in a polarizing experience overall. While some users appreciate its lightweight design, effective portability, and the convenience of solar charging for outdoor activities such as camping, others have expressed significant dissatisfaction. Many have reported issues with its ability to hold a charge, particularly through solar power, which was a primary feature touted by the manufacturer. Customers found that the device did not perform as expected, often failing to charge their smartphones after initial use. Despite its promising features, there are multiple reports of the device malfunctioning or depleting after minimal usage. However, customer service appears to be a highlight, with one user changing their rating from a 1-star to a 5-star review due to the seller’s responsive and accommodating customer support, offering refunds and assistance when issues arose. This reflects a level of care from the company that may help redeem the product's reputation for some buyers. In summary, while the solar power bank is celebrated for its potential utility for campers and portability, many users have encountered performance flaws that severely affect its reliability. The customer service provided by the seller stands out positively amidst the negative feedback, demonstrating a willingness to assist dissatisfied customers. **
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Pros
- Lightweight and portable, ideal for camping
- Solar charging feature appreciated by some users
Cons
- InConsistent performance; fails to hold a charge
Platform Trust & Buyer Confidence
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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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Chitra
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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23-Jul-26 · via Trustpilot
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22 July 2026 · via Trustpilot
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23 July 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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ZMW 705
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Features & Benefits
- Trusted by tens of thousands with a military-grade design.
- 20000mAh capacity charges devices multiple times efficiently.
- Fast charging up to 15W, refills phones quickly without damage.
- Lightweight at 230g and a slim design for portability.
- Long lifespan with over 1000 charge cycles for reliability.
- Includes solar charging feature for emergency use.
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