Tranmix Foldable Dual Output Solar Window Charger

Last updated: September 20, 2022


Whether you're going on a hike up in the mountains or fishing down by a lake, you'll want to have this solar window charger on hand. It features four panels to charge your devices four times as fast and offers enough capacity to keep your phone charged for an entire week. The unit is even waterproof, dustproof and shockproof, so you can count on it performing well for a long time to come.

We looked at the top Solar Window Chargers and dug through the reviews from some of the most popular review sites. Through this analysis, we've determined the best Solar Window Charger you should buy.

Product Details

Key Takeaway: With this handy solar window charger, you'll be able to power up two devices at once.

In our analysis of 54 expert reviews, the Tranmix Foldable Dual Output Solar Window Charger placed 4th when we looked at the top 10 products in the category. For the full ranking, see below.

From The Manufacturer

4 Solar Panels & 25000mAh: It has 4 ultra-large foldable solar panels, and its max power in the sun can reach 6W / 1.2A. It is compact enough to fit into any camping/hiking backpack or emergency kit. 25000mAh Colossal Capacity: Built in high-quality lithium polymer battery and multiple protection systems, it is compatible with iPhone, Samsung Galaxy and tablet, and can charge most smartphones over 10 times.High Speed Charging: Controlled by intelligent IC chip to avoid overload, over-discharge, over-current and short-circuit. You can charge 2 devices simultaneously. A 2000mAh phone can be fully charged in 1-1.5 hours and a 5000mAh tablet is about 2.5 to 3 hours. IP65 Waterproof: Built in super bright LED emergency light and waterproof, dustproof and shockproof construction. The USB port has a waterproof cover, which can prevent it from dust or water. What’s Included: The package includes a solar charger, an user manual and a Micro USB cable. A good partner for your trip.

Expert Reviews


What reviewers liked

Affordable. This product is specially designed for use outdoors, featuring remarkably bright lights for use during an emergency. This charger is also dustproof, waterproof, and shockproof to make it perfect for withstanding harsh outdoor elements. It can serve you effectively for over five years.
A 24000mAh capacity allows you to store enough power to charge your phone several times or your tablet a couple of times. You can even charge a MacBook Pro if you need to take your computer with you when heading out into nature. The USB-C port works as both an input and output so you can use it to charge the device in as little as 7 hours.
The construction of this solar power bank has been made for the outdoors. In other words, it has a strong shock-resistant case that protects the battery and the solar panels from any damage, as well as emergency lights and waterproof protection that can last over 5 years with excellent performance. Super-bright LEDs have been built-in to act as an emergency light source with steady, SOS and strobe modes of operation.
Transmix offers four foldable solar panels with 6W high power to charge your iPhone. Additionally, this power bank can charge your iPhone, and simultaneously, your solar bank charges itself. Moreover, it can charge two devices side-by-side with a super 2.0A high-speed charging.

What reviewers didn't like

Could include more USB ports.
Only two USB ports.
View our Solar Window Charger buying guide for in-depth advice and recommendations.

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