BigBlue 3 USB Ports 28W Backpacking Solar Panel

BigBlue 3 USB Ports 28W Solar Charger: Worth the Hype?

Staying connected and powered up while on the go can be a challenge, especially for outdoor enthusiasts and adventurers. The BigBlue Solar Charger steps into this niche with its promise to harness sunlight to keep gadgets charged. With 28W of solar power on tap, it could be a reliable source of energy, drawing the favor of users who often find themselves off the beaten path.

This charger boasts three USB ports, a notably efficient SunPower solar panel, and a design that prioritizes both portability and durability. Weighing just over a pound, the BigBlue Solar Charger folds down to a compact size, making it a practical addition to camping or hiking gear. The rubber coverings for the ports are a thoughtful touch, aiming to safeguard against the elements while outdoors.

[Upgraded] BigBlue 3 USB Ports 28W Solar Charger(5V/4.8A Max), Portable SunPower Solar Panel for Camping, IPX4 Waterproof, Compatible with iPhone 11/XS/XS Max/XR/X/8/7, iPad, Samsung Galaxy LG etc.
  • 【Upgraded Triple USB-A Ports】Each maximum output is 5V/2.4A and total maximum current of 3 USB is at 5V/4.8A. BigBlue 28w solar charger allows you to charge multiple devices at once. It comes with smart charge technology which can recognize your device smartly then providing optimal charging speed vary with different devices. BigBlue ensure 100% safe charging with overcurrent, overheating and short-circuit protection.
  • 【Higher Solar Conversion】Highly efficient SunPower solar panel convert up to 24% of solar power into free energy in enough sunlight, which is the most durable panels at present, standing up to elements and wear and tear better than conventional panels. This special PET polymer surface protects solar panel from occasional rain or wet fog and three ports are covered with rubber cover to protect them from dust or water damage.
  • 【Portable Camping Solar Panel】BigBlue solar charger is a great option if you’re taking an extended camping trip or if you’re traveling somewhere with an unreliable power grid. With compact size (11.6 × 6.3× 1.3in folded) and lightweight (20.5 oz) design, it is portable and light enough to fit into any camping backpack or hiking daypack. It is also a must have for stashing in an emergency kit.

While the high conversion rate and comprehensive device compatibility are positives, outdoor conditions can fluctuate, potentially affecting charging efficiency. Feedback suggests that even in less than ideal light conditions, the device can provide a respectable charge, although consistency can vary based on myriad environmental factors.

Bottom Line

For those in search of a portable and efficient power solution for their mobile devices, the BigBlue Solar Charger is a practical investment. Its blend of performance, convenience, and ruggedness makes a compelling case for its place in any outdoor gear collection.

To maintain your devices’ battery life during your adventures, consider adding this solar charger to your equipment list. Click here to purchase the BigBlue Solar Charger and tap into the sun’s power wherever you go.

Overview of the BigBlue 3 USB Ports 28W Solar Charger

For those seeking portability and efficiency in solar charging, the BigBlue 28W solar charger is a significant contender. Its high solar conversion efficiency comes from the SunPower solar panel’s ability to turn up to 24% of sunlight into usable energy, a performance marking its superiority compared to conventional panels. With the upgraded triple USB-A ports, the device can charge multiple gadgets simultaneously, adapting to various devices with smart technology that adjusts the charging current accordingly.

The solar charger doesn’t lack in design or build either; it’s made to withstand the elements with an IPX4 waterproof rating. Moreover, the charger’s foldable, compact nature paired with its lightweight makes it an ideal travel companion, fitting perfectly into any backpack or emergency kit. This capability is especially valued for extended camping trips or travels to locations with unreliable electrical infrastructure.

There is a limitation to consider, however—it doesn’t have power storage capacity and isn’t suitable for charging larger devices like laptops. Customers get added reassurance from the included support materials such as a USB-A to USB-C cable and user manual, not to mention customer service.

The charger thrives in direct sunlight, but its performance can naturally dip in overcast conditions. Feedback from users who’ve navigated various weather situations reveals the charger’s proficiency even in less-than-ideal sunlight.

In sum, the BigBlue 28W solar charger combines durability, high energy conversion, and portability, positioning itself as a practical solution for the tech-equipped outdoor enthusiast. It’s a thoughtfully designed tool for keeping devices charged on the go, despite minor limitations regarding power storage and device compatibility.

Efficient Energy Conversion

As energy needs become paramount in outdoor activities, a solar charger that capitalizes on efficient energy conversion is vital. The BigBlue Solar Charger boasts high energy conversion efficiency, courtesy of the SunPower solar panels integrated into its design. These panels are known for their ability to draw more power from the same rays of sunlight compared to conventional panels.

The device’s technology converts a sizable portion of solar energy into electrical power, ensuring devices stay charged. Despite the charger’s commendable conversion rates, it’s essential to note that solar power can be inconsistent due to weather variations, potentially affecting the charging process. Nonetheless, with a maximum output of 5 volts and 4.8 amps, this solar charger is well-suited for maintaining the power supply of a wide range of portable devices, supporting the simultaneous charging of up to three devices through its USB outputs.

In summary, while the charger excels in converting sunlight to usable power effectively, the user’s location and weather conditions play a crucial role in overall performance. With its smart IC technology, it also optimizes the charging process for each connected device, balancing the effort to provide efficient energy conversion with the inherent variables of solar charging.

Smart Charging Technology

In the realm of portable renewable power, state-of-the-art charging capability is a defining feature. The BigBlue Solar Charger harnesses this with its advanced Smart IC Technology. It’s designed to intelligently identify the connected device to deliver the fastest possible charge tailored to the device’s needs, supporting up to 5V/4.8A across its three USB ports.

Despite these impressive figures, it’s not just speed that makes Smart Charging stand out; safety is also a priority. Built-in measures guard against overheating, overcurrent, and short-circuiting, thus providing peace of mind along with efficient charging. While it’s a robust performer in direct sunlight, the effectiveness can dwindle under cloudy conditions or indirect light.

One should also note that, while robust, this technology does not provide energy storage – it offers on-the-spot charging. The BigBlue is a direct conduit from the sun to your device, so if consistent power during non-daylight hours is necessary, an additional battery pack would be required to store that solar energy. In essence, the BigBlue Solar Charger’s smart technology streamlines solar charging to be as effective and safe as possible for the user’s devices.

Design and Portability

With the need for energy in remote locations, the BigBlue Solar Charger stands out for its design focused on practicality and mobility. With a compact size when folded and tipping the scales at 20.5 ounces, it’s lightweight enough to carry in a backpack, ideal for hikers and campers. The device is not just about the ease of carrying it around; its design ensures resilience to outdoor elements. It boasts an IPX4 waterproof rating, meaning it can withstand splashes from any direction—a reassuring feature for use in unpredictable weather.

The surface is made of a special PET polymer that shields the solar panels, hinting at a meticulous attention to durability. The rubber cover further guards the USB ports against dust and water, enhancing the charger’s readiness for rugged use. It doesn’t just shine in durability but also in functionality, hosting three USB-A ports, facilitating the simultaneous charging of multiple devices. While it’s true the charger might struggle under cloudy conditions, the automatic restart function mitigates this issue by adapting to fluctuating sun exposure. One should note, however, it’s not designed to store power or charge larger electronics like laptops, potentially limiting for some users. Despite that, for those seeking a portable charging solution for smaller devices while on the move, this product puts forward a compelling case.

Device Compatibility

Understanding if a gadget meshes well with one’s personal tech ecosystem is crucial for potential buyers. When it comes to the BigBlue Solar Charger, the manufacturer has designed this device with widespread compatibility in mind. It is equipped with three USB ports which are suitable for charging a wide array of devices.

The BigBlue can reliably cater to various iPhone models, from the iPhone 11 series down to the iPhone 8/7, ensuring that users with older and newer devices alike can enjoy solar-powered charging. The charger also extends its compatibility to iPads, bolstering its appeal to the Apple tech enthusiasts.

Users of Android devices have not been overlooked, with Samsung Galaxy series owners and those with LG smartphones being able to benefit from the BigBlue’s energy conversion capabilities. With the solar charger’s integrated Smart IC Technology, it can also optimize the charging process for connected devices.

Moreover, its portable design does not compromise its adaptability. Users find that the combination of SunPower Solar Panels and foldable technology in the BigBlue does not limit the range of devices it can support. Being waterproof to IPX4 standards adds a layer of reliability when outdoors, further broadening the scenarios in which the charger can be used.

Finally, it’s worth noting that the inclusion of USB Type A connectors underscores the charger’s versatility, ensuring it can meet most users’ charging needs without necessitating additional accessories. The BigBlue Solar Charger demonstrates a robust compatibility profile, making it a versatile companion for a vast majority of mobile device users.

Durability and Protection Features

When exploring the great outdoors or facing the elements, this solar charger stands strong. It boasts a high-efficiency SunPower solar panel with a conversion rate of up to 24%, ensuring more energy is harnessed from sunlight. Notably, the charger’s durability is enhanced by the PET polymer surface, offering protection from occasional rain or wet fog. However, despite the IPX4 waterproof rating, users must take care not to fully submerge it in water.

The design features three USB ports with rubber covers, safeguarding them from dust and water damage. These ports enable the device to charge multiple gadgets at once, providing the convenience of a central power hub. The inclusion of smart charge technology is a noteworthy positive, as it adapts the charging speed to suit the connected device, maximizing efficiency and safety with built-in overcurrent, overheating, and short-circuit protection.

Yet, the charger doesn’t escape practical limitations. While it claims to function in hazy conditions, it’s most effective with direct sunlight. Moreover, it can’t store electricity for later use, meaning your devices can only charge while the panel is exposed to sufficient sunlight. Although boasting an automatic restart function to recover from charging interruptions, users may occasionally need to reset their connection in fluctuating light conditions.

In summary, the charger merges portability with resilience. It’s made to complement an active lifestyle, perfect for those who seek a robust, efficient solar charger for keeping their devices powered during their outdoor adventures.

Pros and Cons


When considering the BigBlue 28W Solar Charger, several advantages become apparent. The charger is specifically designed with three USB-A ports, an impressive feature for simultaneously powering multiple devices. Each port provides a maximum output of 5V/2.4A, with a total maximum current for all three ports at 5V/4.8A. This specification denotes a rapid and efficient charge for connected devices, bolstered by smart charge technology that tailors the charging speed to each specific device, enhancing the overall charging experience.

The solar charger boasts a high solar conversion efficiency, a standout aspect, given its SunPower solar panel that touts a conversion rate of up to 24% of solar energy. Such efficiency is particularly commendable and indicates that the charger functions effectively in direct sunlight. This solar panel also has the added benefit of being enveloped by a special PET polymer surface that provides protection from the occasional rain or humid conditions.

Portability is a key attribute of this solar charger. With its compact and foldable design (11.6 × 6.3× 1.3in when folded) and lightweight nature (20.5 oz), it easily integrates into any camping backpack or hiking daypack. Moreover, this device is highly recommended for inclusion in emergency preparedness kits because of its ability to generate electricity when other power sources are unavailable.


Despite its notable strengths, the BigBlue 28W Solar Charger has a few limitations to consider. While it effectively caters to various smartphone devices, it does not have the capacity to store power. Consequently, it cannot charge devices when sunlight isn’t available; continuous direct exposure to sunlight is imperative for its operation. Additionally, the charger is not designed to charge laptops and iPad Pros, as the output does not meet the required power intake for these devices.

The charger’s performance is contingent on weather conditions. Cloud cover, fog, or any obstruction to sunlight can significantly diminish the charging capabilities of the device. To maintain optimal charging speeds under such conditions, users may need to frequently adjust the panel orientation or restart the charging process, which could be inconvenient during extended outdoor activities or emergencies.

Lastly, while the product’s build is durable, it’s worth noting that the three ports are protected from dust and water damage with rubber covers—a necessity for safeguarding the electronic components. However, consistent exposure to harsh environmental conditions could potentially compromise the port protections over time.

Customer Review Highlights

Customers who have used the BigBlue 28W Solar Charger generally report satisfaction with the product’s ability to charge multiple devices efficiently, even under less than ideal lighting conditions. The high-efficiency SunPower solar panels are noted for their durability and ability to convert a significant amount of solar power into usable energy. The device’s portability is a frequently mentioned benefit, as the lightweight and compact design make it an ideal accessory for camping, hiking, and emergency preparedness.

Despite the positives, some users have pointed out limitations, particularly regarding compatibility with certain devices like laptops and the iPad Pro. Also, the dependency on sunlight can be a constraint, as any clouds or cover greatly influence the charging speed. Nevertheless, customers appreciate the smart charging technology, which intelligently recognizes and optimally charges connected devices.

A common point of interest across reviews is the robust build quality of the product, with users finding it reliable for outdoor use due to its waterproof rating. The customer service provided by BigBlue also receives commendation for being attentive and helpful, enhancing user experience with the solar charger.


Assessing the BigBlue 3 USB Ports 28W Solar Charger presents a blend of sturdy functionality and convenience for outdoor enthusiasts. Users appreciate its efficient energy conversion in less than optimal sunlight conditions, highlighting its effectiveness during hazy days. The packable design is a notable advantage, offering protection for the panels while maintaining portability, a feature that resonates well with those on the move.

While the device has proven its worth in various settings, from remote kayaking trips to casual outdoor activities, it’s not without its caveats. The charger’s performance seems to vary based on geographical location and time of the year, as seen in the fluctuating satisfaction levels among users in different regions.

Despite these variances, the consensus leans towards a positive reception, with many users satisfied by the charger’s output, especially when positioned properly against the sun. It’s also recognized for its durable build and value for the price. For those seeking a reliable solar charging solution, the BigBlue Solar Charger is a commendable option that balances cost and performance.

Frequently Asked Questions

How effective is the BigBlue 28W Solar Charger when charging multiple devices?

The BigBlue 28W Solar Charger is equipped with triple USB-A ports, enabling the simultaneous charging of up to three devices. The overall maximum output of the USB ports collectively is 5V/4.8A, with each port providing a max of 5V/2.4A individually. Given the right sunlight conditions, this charger is quite effective at powering multiple devices concurrently, although the charging efficiency may reduce slightly as compared to charging a single device due to shared current output.

What are the charging times for devices connected to the BigBlue 28W Solar Charger?

Charging times with the BigBlue Solar Charger can vary based on several factors including the intensity of sunlight, the type of device being charged, and the device’s battery capacity. Under optimal sunlight conditions, the charger’s efficient SunPower solar panel aims to provide a quick charge to devices. However, exact charging times are not specified and can be influenced by real-world conditions such as cloud cover, with the possibility of such conditions necessitating a restart of the charging process to regain optimal speed.

Can the BigBlue 28W Solar Charger be used to charge car batteries?

The BigBlue 28W Solar Charger is designed primarily for USB-powered devices and is not suitable for charging car batteries. Its output is tailored to small electronics such as smartphones and tablets and does not carry the necessary voltage or connectors for automotive battery charging.

What features distinguish the BigBlue 28W Solar Charger from other models?

Several features set the BigBlue 28W Solar Charger apart from its competitors. It boasts a higher solar conversion rate with its SunPower solar panels, which are recognized for their durability and efficiency. The inclusion of smart IC technology allows for the intelligent identification and optimized charging of various devices. Additionally, the BigBlue is designed to be portable with a foldable structure, and it has a durable surface with an IPX4 waterproof rating, making it a solid choice for outdoor activities.

Is the digital ammeter on the BigBlue 28W Solar Charger accurate and useful?

The BigBlue Solar Charger includes a digital ammeter, which is considered to be a beneficial feature. It provides real-time monitoring of the current delivered during the charging process. Users summarize that the ammeter readings are mostly accurate and offer a helpful way to ensure that the charger is positioned for maximum exposure to sunlight.

How portable and durable is the BigBlue 28W Solar Charger for outdoor activities?

Portability and durability are highlights of the BigBlue Solar Charger. With its compact size when folded and a weight of just over 20 ounces, it is convenient to carry in a backpack for hiking or camping. Its design emphasizes resistance to the elements, with a PET polymer surface to protect against occasional rain and a rubber cover for the USB ports to guard against dust and water damage. While it can withstand the rigors of outdoor use, the longevity of the device like any other can be affected by how it is handled and cared for during such activities.

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