Hiking Essentials: Selecting a Waterproof Solar Charger

When it comes to hiking, preparation is critical. But it’s not only about packing healthy snacks, sturdy shoes, or a compass. In our increasingly electronic world, one of the most essential pieces of hiking gear

Written by: Saoirse Murphy

Published on: March 14, 2026

When it comes to hiking, preparation is critical. But it’s not only about packing healthy snacks, sturdy shoes, or a compass. In our increasingly electronic world, one of the most essential pieces of hiking gear can often go overlooked: the solar charger. While enjoying nature might inherently seem like a time to unplug, the reality is that many of the tools hikers rely on need power. Portable GPS units, smartphones and camping lanterns are just a few examples. Choosing a solar charger that is waterproof then adds another level of resilience. But how do you select the best waterproof solar charger for your next trek?

## 1. Understanding Your Power Needs

Before you can choose the right solar charger, you first need to understand your power requirements. Different devices require different levels of power, and understanding these needs can help you make a more informed choice.

Smartphones and small USB devices usually require between 1-3 watt solar panels, handheld GPS units may require between 3-7 watts, and larger devices like tablets or laptops may require upwards of 20 watts. Make sure the charger you’re considering can support your energy needs.

## 2. Familiarize with The Types of Solar Chargers

There are typically three types of solar chargers; solar banks, foldable solar panels, and compact solar chargers.

Solar banks are essentially power banks but powered by the sun. They usually have a built-in solar panel that charges the internal battery, useful as a backup power source when away from power outlets.

Foldable solar panels are larger and professional-like chargers. They are designed with several solar panels that fold together for easy portability.

Compact solar chargers are the smallest and lightest solar chargers. They’re easily attachable to backpacks, tents, or trees and are perfect for charging small devices like smartphones or cameras.

## 3. Waterproof Feature is Essential

Just as if you were purchasing any other hiking gear, durability is key when it comes to choosing a solar charger. And in this case, a waterproof solar charger is the most recommended. You need a charger that can stand up to the elements; rain, sweat, or accidental spills. Waterproof solar chargers offer an extra layer of protection, which can prevent malfunction and prolong usage.

## 4. Evaluate the Capacity, Output, and Charging Speed

Battery capacity measures the amount of energy a solar charger can store, which determines how many times it can charge your device without needing sunlight. The higher the mAh, the greater the capacity.

Output is the speed at which a charger can deliver power to your device, and charging speed is directed by amperage. Generally, a charger with 2A (Amps) outputs will charge devices faster than one with 1A outputs.

Take these factors into consideration to select a charger that conveniently and practically meets your power needs on a hike.

## 5. Size and Weight Matter

When it comes to hiking gear, the size and weight of your pack can make a significant difference. A waterproof solar charger should be light and compact enough to carry around without causing discomfort. Foldable chargers offer an exquisite balance of power and portability.

## 6. Look at the Efficiency of the Solar Panels

The efficiency of a solar panel indicates how well it converts light into energy. Solar chargers with higher efficiencies will charge faster and work more effectively in lower light conditions. Silicon panels, for instance, are known for their relatively high efficiency, ranging from around 15-20%.

## 7. Consider the Style of the Solar Charger

Solar chargers come in two primary styles: those that hang from your backpack and those that sit out, unfolded.

Solar chargers that hang from your backpack are smaller and portable, perfect for charging gadgets on the move. As you trek along the hilly terrains, your charger absorbs energy from the sun, keeping your devices powered.

On the other hand, the sit-out, unfolded style chargers have larger capacities and can charge bigger gadgets. However, they work best when stationary.

## 8. Pricing and Brand Reputation

Like any other product, it’s advised to buy a solar charger from a reputable brand. Not only are you more likely to receive a quality product, but customer service and warranty options are usually better too.

# Final Thoughts

Investing in a reliable waterproof solar charger can mean the difference between having a lifeline to the outside world or being stranded in the wilderness with no means of communication. By considering factors such as power requirements, size, type, efficiency, style, and capacity, you can make a choice that best suits your hiking needs. As technology continues to advance, there is no doubt that these chargers will only improve, providing you with even more confidence on your upcoming hikes. Remember, a little bit more investment in a quality solar charger can go a long way towards contributing to an enjoyable and worry-free hiking experience.

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