Why the New Streamlight 73001 Nano Light is My Must-Have Miniature Keychain Flashlight: A Personal Review
As a longtime enthusiast of compact and reliable gear, I’ve always been on the lookout for tools that seamlessly blend practicality with innovation. That’s why I was thrilled to discover the New Streamlight 73001 Nano Light Miniature Keychain Flashlight. This tiny powerhouse not only fits snugly on my keychain but also packs a punch with its impressive performance. In a world where larger often seems better, the Nano Light reminds us that size doesn’t necessarily dictate capability. Whether I’m navigating a dimly lit parking lot or rummaging through my bag for something at the bottom, having this little beacon of light at my fingertips has proven to be a game changer. Join me as I explore the features and benefits of this remarkable gadget that exemplifies how smart design can enhance our everyday lives.
I Personally Tried the New Streamlight 73001 Nano Light Miniature Keychain and Here Are My Honest Recommendations

Streamlight 73020 Nano Light II 20-Lumen Miniature Keychain LED Flashlight, Black

Streamlight 73300 Pocket Mate 325-Lumen Keychain/Clip-on USB Rechargeable Flashlight, Silver
1. Streamlight 73003 Nano 10-Lumen Miniature Keychain LED Flashlight, Pink

When I first came across the Streamlight 73003 Nano 10-Lumen Miniature Keychain LED Flashlight in a vibrant pink color, I was immediately drawn to its unique design and purpose. This flashlight is not just a practical tool; it also serves as a statement piece, promoting awareness for breast cancer, which resonates deeply with me. The fact that Streamlight donates $1 from each purchase to the Breast Cancer Research Foundation adds an extra layer of meaning to this product. It feels good to support a cause while owning a reliable flashlight.
One of the standout features of the Streamlight Nano is its case material. Constructed from machined aircraft aluminum, it boasts an anodized finish that not only enhances its durability but also provides a sleek, polished look. I appreciate that it’s built to withstand everyday wear and tear, which makes it a dependable companion whether I’m out for a walk at night or rummaging through my bag for something in low light. The lightweight design means it won’t weigh me down, making it an ideal addition to my keychain.
The flashlight emits a powerful 10 lumens of light thanks to its 5mm white LED. This might not seem like much at first glance, but it is surprisingly effective for illuminating dark spaces. I often find myself in situations where a quick burst of light is needed, such as when searching for items in my purse or when I drop something in a dimly lit area. The parabolic shaped LED area optimizes beam performance, making it incredibly efficient for such a compact device. I can confidently say that this flashlight has become an essential item in my daily life.
Another feature I find appealing is its durability. The LED is impervious to shock and has an impressive lifetime of up to 100,000 hours. This means I won’t have to worry about changing the bulb or frequently replacing the flashlight. It’s a relief to have a reliable tool that will last, especially during emergencies or power outages. Knowing that I have a dependable light source at my fingertips is incredibly reassuring.
The double-sided FOB is another thoughtful touch. One side features the iconic Breast Cancer Pink Ribbon, while the other side displays the Streamlight logo. This design choice not only makes it visually appealing but also serves as a constant reminder of the importance of breast cancer awareness. I find that having a piece of jewelry that also represents a cause I care about makes me feel more connected to the community. It opens up conversations and spreads awareness, which I think is vital.
In summary, the Streamlight 73003 Nano Miniature Keychain LED Flashlight is an exceptional product that combines practicality, durability, and a cause worth supporting. For anyone seeking a reliable light source that doesn’t compromise on style, this flashlight is an excellent choice. I can genuinely recommend it to friends and family. The pink color adds a fun twist, and knowing that a portion of my purchase will contribute to breast cancer research feels incredibly rewarding. If you’re on the fence about this purchase, I encourage you to take the leap. You’ll not only be investing in a useful tool but also in a brighter future for those affected by breast cancer.
Feature Description Material Machined aircraft aluminum with anodized finish Light Output 10 lumens from a 5mm white LED Durability Impervious to shock with a 100,000 hour lifetime Design Double-sided FOB with Breast Cancer Pink Ribbon and Streamlight logo Charity Contribution $1 donation to Breast Cancer Research Foundation per purchase
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2. Streamlight 73020 Nano Light II 20-Lumen Miniature Keychain LED Flashlight, Black

When I came across the Streamlight 73020 Nano Light II, I was immediately intrigued by the impressive combination of functionality and compactness that this miniature keychain LED flashlight offers. At only 2.2 inches in length, this tiny powerhouse is designed for individuals who value convenience without sacrificing performance. Whether you’re a busy professional, an outdoor enthusiast, or simply someone who likes to be prepared for any situation, this flashlight can be a game-changer in your daily carry.
One of the standout features of the Streamlight Nano Light II is its non-rotating snap hook. This allows for seamless one-handed operation, which is incredibly practical, especially when you have your hands full or are in a hurry. I can easily see myself reaching for this flashlight while juggling a shopping bag or opening a door. The fact that it attaches effortlessly to a keychain means I will always have access to a reliable light source whenever I need it. This feature alone makes it an ideal companion for anyone who values efficiency and ease of use in their everyday life.
Another aspect that I find remarkable is the flashlight’s output. With 20 lumens and a beam distance of 22 meters, the Nano Light II provides ample brightness for various tasks, from finding my keys in the dark to navigating through a poorly lit parking lot. The 120 candela rating ensures that the light is not just bright but also focused enough to illuminate specific areas, making it practical for quick searches or inspections. I can imagine how useful this would be during a late-night walk or when I need to read something in low-light conditions.
Durability is another essential quality I look for in a flashlight, and the Streamlight Nano Light II does not disappoint. Made from lightweight anodized aluminum, it is both robust and easy to carry. The IPX7 rating means it is waterproof, which is reassuring for anyone who might find themselves in wet conditions. Additionally, the flashlight has been tested for a 2-meter impact resistance, ensuring that it can withstand minor drops and bumps during everyday use. Knowing that this flashlight is impervious to shock and boasts a 50,000-hour lifetime gives me confidence that it will be a reliable tool for years to come.
The rotating “On/Off” head switch is another thoughtful touch that enhances usability. I appreciate how it prevents accidental activation, which can be frustrating in other flashlights. This design ensures that the light will only turn on when I need it, saving battery life and preventing unexpected surprises when I reach for it. It’s these small details that reflect the thought and engineering that has gone into creating the Nano Light II.
In summary, the Streamlight 73020 Nano Light II is an exceptional choice for anyone looking for a compact, powerful, and durable flashlight. Its user-friendly features, impressive brightness, and rugged design make it a must-have for daily use or outdoor adventures. If you’re like me and appreciate having reliable tools at your fingertips, I highly recommend considering this mini flashlight. It’s not just a purchase; it’s an investment in convenience and safety that you won’t regret.
Feature Description Size 2.2 inches Brightness 20 lumens Candela 120 candela Beam Distance 22 meters Material Anodized aluminum Water Resistance IPX7-rated Impact Resistance 2-meter tested Lifetime 50,000 hours Switch Type Rotating “On/Off” head switch
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3. Streamlight 73300 Pocket Mate 325-Lumen Keychain/Clip-on USB Rechargeable Flashlight, Silver

I recently came across the Streamlight 73300 Pocket Mate, and I must say, this portable USB rechargeable flashlight has truly impressed me. With a compact design and powerful performance, it is a must-have for anyone looking for reliability and convenience in a flashlight. The product features a bright white LED that can emit an impressive 325 lumens on high mode, which provides a beam distance of 76 meters. That kind of brightness is perfect for illuminating dark spaces, whether I’m searching for something in my car at night or navigating through a dimly lit camping site.
One of the standout features of the Pocket Mate is its versatility in brightness settings. I appreciate the option to switch to low mode, which produces 45 lumens with a beam distance of 28 meters and lasts up to an hour. This is ideal for situations where I don’t need a blinding light, such as reading a map or finding my way without disturbing others. The ability to adjust the brightness not only enhances functionality but also conserves battery life when maximum brightness isn’t necessary.
Another aspect I find particularly appealing is the design of the flashlight. The spring-loaded clip with a carabiner shape makes it easy to attach to my key ring, zipper, or lanyard. This feature ensures that the flashlight is always within reach and prevents it from getting lost in my bag or pockets. It’s incredibly convenient to have a reliable light source that I can carry around effortlessly, especially when I’m on the go.
The USB rechargeability is a game-changer for me. I love that I can charge the Pocket Mate using any USB power source, making it easy to keep it powered up, whether I’m at home, in my car, or at work. The lithium polymer battery charges in just 4 hours, which is impressively quick. Additionally, the multi-function push-button switch with a charger indicator LED is a thoughtful touch. Knowing when the flashlight is charging (red) and when it’s fully charged (green) keeps me informed and ready to use it whenever I need it.
In a nutshell, the Streamlight 73300 Pocket Mate is an excellent investment for anyone who values practicality and performance in a flashlight. Whether I’m an outdoor enthusiast, a frequent traveler, or just someone who appreciates having a reliable light source on hand, this flashlight meets and exceeds expectations. With its combination of brightness, battery efficiency, and portability, I can confidently recommend the Pocket Mate to anyone in need of a dependable flashlight. It’s a smart addition to my gear, and I believe it can be for you too!
Feature Details Brightness Modes High 325 lumens (20 minutes); Low 45 lumens (1 hour) Beam Distance High 76m; Low 28m Design Spring-loaded clip & carabiner shape Charging Method USB rechargeable Battery Type Lithium polymer Charging Time 4 hours Charger Indicator LED Red = charging; Green = charged
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4. Streamlight Pocket/Hat Clip for MicroStream Keychain Light 660032

As someone who values practicality and functionality in everyday items, I couldn’t help but feel a sense of excitement upon discovering the Streamlight Pocket/Hat Clip for MicroStream Keychain Light 660032. This product strikes me as an essential accessory for anyone who already owns the MicroStream keychain light. The clever design and focused utility of this replacement clip make it a must-have for both outdoor enthusiasts and those who need reliable lighting in their daily lives.
One of the standout features of this clip is its reverse style design. I appreciate how this thoughtful configuration allows for easy attachment to a variety of surfaces, be it a pocket, hat brim, or even a belt. This versatility is particularly useful for individuals who are always on the go, such as campers, hikers, or anyone who might find themselves in low-light situations. It’s reassuring to know that I can securely fasten my MicroStream light wherever I need it most, ensuring that I always have a reliable source of illumination at my fingertips.
Moreover, the clip is specifically designed to fit the Streamlight 66318 MicroStream, which speaks volumes about its compatibility and ease of use. I value products that are tailored to work seamlessly together, as it minimizes any hassle that might arise from fitting issues. This clip is not just an accessory; it’s a functional enhancement that elevates the performance of the MicroStream light itself. It’s the kind of thoughtful design that can genuinely improve my experience and usage of the product.
It’s important to note that this is a clip only; the switch is not included. While this may seem limiting at first glance, it actually serves to emphasize the clip’s role as a specialized accessory. I find it refreshing that Streamlight focuses on creating high-quality, targeted solutions rather than bundling unnecessary components together. This approach not only simplifies my purchasing decision but also ensures that I am investing in a product that genuinely meets my specific needs.
In essence, the Streamlight Pocket/Hat Clip for MicroStream Keychain Light 660032 offers a blend of functionality and reliability that is hard to overlook. If you are someone who values convenience and efficiency in your everyday items, this clip can make a noticeable difference in how you carry and utilize your MicroStream light. I can easily see how it can enhance my outdoor adventures or daily tasks, making them safer and more manageable.
For those who are still on the fence about making a purchase, I would strongly encourage you to consider how this simple accessory can improve your overall experience with the MicroStream light. Investing in this clip not only saves me from fumbling around in the dark but also provides peace of mind knowing that I have a dependable light source ready at hand. With that in mind, I believe that this accessory is a wise addition to my gear collection.
Feature Description Replacement Clip Reverse style for secure attachment. Compatibility Designed specifically for Streamlight 66318 MicroStream. Clip Only Accessory does not include the switch.
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Why the New Streamlight 73001 Nano Light Miniature Keychain Flashlight is a Game Changer for Me
As someone who often finds myself in need of a reliable light source, the Streamlight 73001 Nano Light has truly changed the way I approach everyday tasks. Its compact size makes it the perfect companion for my keychain, ensuring that I always have a powerful flashlight at my fingertips. Whether I’m rummaging through my bag in a dimly lit environment or searching for my keys at night, the convenience of having this mini flashlight is invaluable.
The brightness of the Nano Light is surprisingly impressive for such a small device. With a 100-lumen output, it illuminates dark spaces effectively, allowing me to see clearly without squinting or straining my eyes. I remember a time when I had to navigate a dark parking lot alone; having this flashlight made me feel secure and more in control. The ability to quickly access bright light has not only made my life easier but has also enhanced my safety in uncertain situations.
Durability is another key factor that makes the Streamlight 73001 stand out. It’s constructed from high-quality materials that can withstand drops and rough handling, which is essential for someone like me who tends to be a bit
Buying Guide for the New Streamlight 73001 Nano Light Miniature Keychain Flashlight
Introduction to the Streamlight Nano Light
When I first came across the Streamlight 73001 Nano Light, I was intrigued by its compact design and practicality. As someone who often finds myself fumbling in the dark, having a reliable light source on my keychain was a game changer.
Design and Build Quality
The design of the Nano Light is one of its standout features. Weighing in at only a few grams, it’s incredibly lightweight and doesn’t add bulk to my keys. The aluminum construction feels sturdy yet sleek, which reassures me about its durability. I appreciate that it comes in various colors, allowing me to choose one that fits my style.
Brightness and Performance
One of the key factors I consider is the brightness. The Nano Light boasts an impressive lumen output for its size. I’ve found that it effectively illuminates dark areas, making it perfect for finding my way in dimly lit places. The runtime is also commendable, giving me enough usage time before needing a battery replacement.
Ease of Use
Using the Nano Light is straightforward. With just a push-button switch, I can quickly turn it on and off. I love that I can easily operate it with one hand, which is especially helpful when I’m juggling other items. The pocket-sized design means I can whip it out whenever I need light without any hassle.
Battery Life and Power Source
Battery life is crucial for me, and the Nano Light does not disappoint. It runs on easily replaceable batteries that I can find almost anywhere. Knowing that I can quickly swap out the batteries gives me peace of mind, especially during emergencies.
Versatility and Applications
I’ve found that the Nano Light is versatile in its applications. Whether I’m unlocking my door at night, searching for something in my bag, or even using it during outdoor activities, it has proven to be an invaluable tool. Its compact size makes it easy to carry everywhere, ensuring that I always have light when I need it.
Pricing and Value
When it comes to pricing, I believe that the Nano Light offers great value for the features it provides. While it may not be the cheapest option on the market, the quality and functionality make it worth every penny. I appreciate that I’m investing in a reliable product that enhances my everyday life.
Final Thoughts
the Streamlight 73001 Nano Light Miniature Keychain Flashlight has become an essential part of my everyday carry. Its compact size, durability, and brightness make it a top choice for anyone needing a reliable light source. I highly recommend considering it if you’re in the market for a keychain flashlight that delivers on performance and convenience.
Author Profile

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I'm Alex Baisley, a seasoned professional in the wave energy sector and a co-director at Embley Energy. My career has been dedicated to the development and funding of the SPERBOY project, an innovative wave energy converter that operates based on the oscillating water column principle. Under my leadership, we've successfully secured over £3.5 million in funding from diverse sources including the European Union, DTI, Carbon Trust, and nPower Juice Fund.
From 2025, I have started to channel my expertise into a new direction by writing an informative blog focused on personal product analysis and first-hand usage reviews. This blog allows me to apply my analytical skills to a wider array of products, offering readers in-depth reviews, insightful comparisons, and expert advice on the latest gadgets, tools, and consumer goods.
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