The Best Solar Flashlights for Sustainable Lighting Solutions
For those times when the power is out or when you’re in a remote location, a solar-powered flashlight can be a great companion. It’s always good to be prepared for worst-case scenarios, and having a solar flashlight in your toolbox can help you do just that.
These flashlights are also incredibly energy-efficient and charge up without the need for plugs or batteries. This means you won’t have to worry about searching for them in the dark! And in this post, we’ll share our top picks of solar flashlights for 2024. We’ve included options for just about every budget and need, so you’re sure to find the perfect flashlight from among our list.
Our Top Picks
- Solar Flashlights: A Buyer’s Guide
- People Also Asked
- What is the main advantage of a solar flashlight compared to a normal flashlight?
- Are solar flashlights bright enough for regular use?
- How long does it take to charge a solar flashlight with direct sunlight?
- Are solar flashlights waterproof?
- Does the brightness level of solar flashlights vary?
- How do solar flashlights recharge their batteries?
- Related Reviews
Reviewing the Leading Solar Flashlights of 2024
Best Overall
Swiss Safe’s Solar Flashlight is a great choice for those looking for a reliable source of light during an emergency or a camping trip. This flashlight offers a rechargeable battery with no extra batteries required, as well as a pocket-size solar cell that fully charges three LEDs with up to two hours of light. Plus, it includes a hand crank dynamo that provides instant power when needed — one minute of cranking leads to eight minutes of light.
This pick is the perfect tool for emergency supplies, first aid kits, and survival gear. It features a tactical grip that makes it easy to handle and offers a mini keychain carabiner for everyday carrying and outdoor camping. And its LED lights are high-lumen, producing bright light in even the darkest of conditions. Thanks to its durability, lightweight design, portability, and its reliable sources of energy, this flashlight has made it to the very top of our list.
Pros
- Available in three colors (including glow-in-the-dark)
- LED bulbs have a 100,000-hour lifespan
- Can hand crank for immediate power
Cons
- May be too dim for larger spaces
Most Efficient
The ThorFire Solar Flashlight is the perfect choice for anyone who’s looking for a reliable and efficient source of light. This flashlight is powered by both solar energy and hand cranking, meaning no batteries are ever needed. It has a high-efficiency energy conversion rate that allows one minute of cranking for an hour of use. Additionally, it’s IPX6 waterproof and submersible up to 45 feet, making it incredibly durable and a great choice for outdoor activities such as camping, hiking, boating, or rock climbing.
The product boasts a bright LED bulb that ensures customers have clear visibility even in the darkest of conditions. It’s also highly portable so you can take on any adventure with ease. This solar-powered flashlight is a great choice due to its sturdy build, efficient power usage, and bright LED bulb. All of these factors make it ideal for those who are looking for reliable and efficient lighting solutions.
Pros
- Can be charged via hand crank or solar power
- Three modes to choose from (mid, high, and flash)
- One hour of sunlight provides 120 minutes of light
Cons
- May not be bright enough for some
Most Versatile
This JMADENQ Solar Flashlight Set is an innovative product designed for outdoor adventurers. It’s perfect for all kinds of outdoor excursions, from camping to fishing to night walks. Not only does it offer efficient and powerful illumination, but it also serves as a reliable emergency backup power source. The lantern features a solar and USB rechargeable design, which allows you to charge it in two different ways.
Once fully charged, the lantern will provide bright light continuously for up to five to six hours. And thanks to its two-in-one design, you can use this camping light as both a lantern and flashlight.
The collapsible design further adds to its portability, allowing you to conveniently carry it wherever you go. You can even hang it on your camping tent with the provided stainless steel handles. Plus, the lantern includes an emergency backup phone charger that helps you charge mobile phones and other USB-powered devices when needed.
Pros
- Water-resistant design
- Collapsible handles for both lantern and flashlight modes
- Can charge devices with built-in USB port
Cons
- Built-in USB charger may not work for some
Most Affordable
The E-SHIDAI Solar Flashlight is an incredibly versatile and powerful lighting option for any situation that calls for some illumination. This flashlight features both a main light and side lights to ensure you’re always able to have optimal visibility. One of the main features that set this flashlight apart from its competition is its large 1200 mAh battery capacity, allowing users to get up to eight to 15 hours of lighting on a full charge.
Additionally, it has a USB output function that allows it to be used as a portable power bank for smartphones or tablets when the power goes out. This LED flashlight is also very durable and reliable, as it’s made with a high-strength engineering ABS plastic and aluminum alloy that is explosion-proof, dust-proof, shockproof, IPX4 waterproof, rainproof, and splash-proof. It’s easy to charge as well since it supports solar chagrin, USB cables (included), and even a 5V DC charger adapter (not included). Plus, its handle is designed with comfort in mind so that you won’t feel fatigued even after extended use.
Pros
- Can purchase in a pack of one, two, or four
- Four different lighting modes
- Comfortable grip
Cons
- May feels a bit flimsy
Best for Outdoor Use
The Simpeak Solar Flashlight Set is a great choice for those looking for lighting solutions during emergencies, outdoor time, or even daily use. The set features an army green (yellow and black colors are also available) handheld torch with a built-in rechargeable battery that can provide up to 10 minutes of light with just one minute of cranking. The built-in solar panel also allows them to absorb all kinds of light sources, such as strong and medium sunlight, lamp light, and more.
The design of these flashlights is ergonomic and rugged, making them comfortable and secure to hold in your hand. They also come with a built-in carabiner that securely clips onto backpacks or any other outdoor gear, making it ideal for outdoor activities. Plus, they’re a portable size that’s very convenient for use on the go. With their ergonomic design and easy portability, this flashlight set is sure to be a great addition to any nature enthusiast’s gear.
Pros
- Rugged, ergonomic design
- Built-in durable carabiner
- Portable, lightweight build
Cons
- Crank handle is on the small side
Solar Flashlights: A Buyer’s Guide
Solar energy has emerged as a powerful force for positive change in a world increasingly focused on sustainability and eco-friendly solutions. As a renewable source of power, solar energy plays a vital role in reducing greenhouse gas emissions and mitigating the impacts of climate change. This pivotal role in safeguarding humans, wildlife, and ecosystems has paved the way for innovative solar-powered devices, including solar flashlights.
These energy-efficient and environmentally-friendly gadgets have become popular for outdoor enthusiasts, emergency preparedness, and everyday use. And in this buyer’s guide, we’ll explore the benefits, features, and considerations you should keep in mind as you shop for a solar flashlight of your own.
Factors To Consider Before Purchasing a Solar Flashlight
Battery life
Battery life is a crucial factor to consider when choosing a solar flashlight. Look for flashlights that will operate for at least six to eight hours on a single charge, if not more.
Lumens
Lumens measure the amount and intensity of the flashlight’s light output. Solar flashlights typically are available in a variety of lumens, allowing users to have options regarding how bright they want their flashlight to be.
Water-resistance
Look for solar flashlights that have an IPX7 or IPX8 rating. This ensures that the flashlight will be able to withstand water without damage. This is especially important if you plan to use the flashlight outdoors or in wet conditions.
Benefits of Using a Solar Flashlight
- Renewable energy source: Solar flashlights utilize solar panels to convert sunlight into electricity, making them an environmentally friendly and sustainable lighting solution. They harness the sun’s power, an abundant and renewable energy source, reducing dependence on non-renewable resources. Plus, they are especially handy when the power goes out!
- Savings: Solar flashlights eliminate the need to purchase batteries regularly, which can be expensive over time. Once you invest in a solar flashlight, it can provide free energy as long as there is sunlight available. This will result in significant cost savings.
Additional Buying Tips
Solar panel size
Solar panel size is an important factor when purchasing a solar flashlight since it affects the total charging time of the flashlight. Smaller panels usually take longer to charge, while larger panels can offer quicker charging times.
Portability
Easily portable flashlights are ideal if you plan to use them in remote or outdoor areas, as they can easily be carried along with you wherever you go. Try to find flashlights with adjustable, removable straps so that they are both comfortable and convenient for transportation.
Charging time
Solar flashlights vary on how long they take to fully charge, depending on their battery and solar panel sizes. Look for models with quicker charging times, so you won’t have to wait as long to use them.
Modes
Many higher-end models come with multiple modes, such as low or high beams, strobe, SOS signals, and more. Think about what kind of settings you would need during usage and look for models that match those needs accordingly.
Tips To Maintain a Solar Flashlight
- Avoid overcharging: While regular charging is essential, avoid overcharging your solar flashlight. Overcharging can lead to battery degradation and reduce its overall lifespan.
- Protect from water damage: Although many solar flashlights are designed to be weather-resistant, it’s still essential to protect them from excessive exposure to water. Avoid submerging the flashlight in water or leaving it outside during heavy rainstorms.
- Clean the solar panel: Dust, dirt, or debris can obstruct the panel’s ability to capture sunlight efficiently, affecting its charging capacity. Use a soft, lint-free cloth to gently wipe the solar panel and keep it free from any obstructions.
People Also Asked
What is the main advantage of a solar flashlight compared to a normal flashlight?
The main benefit of a solar flashlight over a normal flashlight is its environmental friendliness. Solar flashlights are powered by the sun, eliminating the need for batteries and reducing waste. They are also more energy efficient and do not require electricity, making them ideal for use in remote places or during emergencies.
Are solar flashlights bright enough for regular use?
Many solar flashlights provide enough light for regular use. A lot of models offer bright illumination for general outdoor activities such as camping, hiking, fishing, and other outdoor activities. But you will want to check how many lumens the flashlight you’re considering has and read reviews to see how bright it actually is.
How long does it take to charge a solar flashlight with direct sunlight?
Charging a solar flashlight with direct sunlight usually takes about 4-6 hours, give or take. Some models can also be charged from a USB port, which can take less time than direct sunlight charging.
Are solar flashlights waterproof?
Many solar flashlights are waterproof thanks to their durable housing and rubber seals that prevent water from entering the device. If this is something that’s nonnegotiable for you, look for solar flashlights with high IPX ratings to ensure they’ll be able to withstand water.
Does the brightness level of solar flashlights vary?
Yes, the brightness level of different solar flashlights can vary depending on their lumens. A higher amount of lumens mean that the flashlight will be brighter.
How do solar flashlights recharge their batteries?
Solar flashlights feature panels that allow you to rechargeable them in sunlight. And some flashlights even have a USB charging option in case you don’t have time to wait for the sun to charge it.