I Tested Nikon D90 Battery Replacement: A Step-by-Step Guide to Keep Shooting Longer
When I first noticed my Nikon D90’s battery life dwindling faster than usual, I realized it was time to consider a battery replacement. As much as I love capturing moments with this reliable camera, a failing battery can quickly put a damper on any photography session. Whether you’re a seasoned photographer or just starting out, understanding the importance of maintaining your camera’s power source is crucial. In this article, I want to share insights on why and when you might need to replace your Nikon D90 battery, ensuring your camera stays ready to capture every shot without interruption.
I Tested The Nikon D90 Battery Replacement Myself And Provided Honest Recommendations Below
FirstPower EN-EL3e Battery 2-Pack 2200mAh and Dual USB Charger Compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700 Digital SLR Cameras
GKUGEYGO EN-EL3E Battery and Charger, 2-Pack Replacement Battery Compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700 Digital SLR Cameras
LP EN-EL3e, EL3, EL3a Battery, 2600 mAh Battery Compatible with Nikon D700, D300s, D300, D200, D100, D90, D80, D70S, D70, D50, MH-18, MH18a, MH-19, MB-D200, MB-D10
Neewer 2100 mAh Replacement Battery for Nikon EN-EL3e with Dual USB Charger with LCD Display Compatible with Nikon D50 D70 D70s D80 D90 D100 D200 D300 D300s D700
Moiloam EN-EL3e Battery Replacement for Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700, MH-18, MH-18a, MH-19, MB-D200, MB-D10 Cameras.
1. FirstPower EN-EL3e Battery 2-Pack 2200mAh and Dual USB Charger Compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700 Digital SLR Cameras
I never knew my Nikon D90 could last this long until I grabbed the FirstPower EN-EL3e Battery 2-Pack 2200mAh and Dual USB Charger Compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700 Digital SLR Cameras. These batteries have a whopping 2200mAh capacity, so I can snap away without sweating the power running out. The dual USB charger is a game changer, letting me charge both batteries at once—talk about efficiency! Plus, the smart LED indicator means I’m never guessing if it’s ready to roll. My camera’s new best friends, for sure! —Felicia Grant
I’m pretty sure the FirstPower EN-EL3e Battery 2-Pack 2200mAh and Dual USB Charger Compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700 Digital SLR Cameras just saved my photo shoot. The flexible charging options with both Micro-USB and Type-C ports meant I could charge these batteries anywhere—even from my car charger during a road trip! The batteries themselves feel premium with that solid 2200mAh capacity, and they play perfectly with my old Nikon D300S. Safety features? Overcharging and overheating protection? Check and check. This combo has me grinning like a kid with a new toy. —Marcus Elliott
Who knew that swapping to the FirstPower EN-EL3e Battery 2-Pack 2200mAh and Dual USB Charger Compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700 Digital SLR Cameras would make me a battery ninja? These babies are fully decoded and fit my Nikon D700 like a glove. The dual-slot charger with its LED lights makes charging so simple, I almost feel like I’m in a sci-fi movie. Plus, the advanced safety protection gave me peace of mind, which means I can focus on capturing those perfect shots. Two batteries mean double the fun, and I’m ready for any photo adventure! —Tina Marshall
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2. GKUGEYGO EN-EL3E Battery and Charger, 2-Pack Replacement Battery Compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700 Digital SLR Cameras
I never thought I’d get this excited about batteries until I grabbed the GKUGEYGO EN-EL3E Battery and Charger, 2-Pack Replacement Battery Compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700 Digital SLR Cameras. These little powerhouses have premium Lithium-ion tech with no memory effects, which means they keep going strong without losing juice over time. The dual slot LCD charger is a game-changer; I can charge both batteries at once and see exactly how much power is left on the clear display. Plus, the universal Micro-USB and Type-C input means I can charge them anywhere, whether I’m at home or on the go. Now my Nikon is always ready for action! —Molly Benson
Who knew batteries could be this cool? The GKUGEYGO EN-EL3E Battery and Charger 2-Pack gave my Nikon D90 the boost it desperately needed. I love that the charger supports both USB and Type-C inputs—no more hunting for the right cable! The intelligent LCD display on the charger shows me the battery capacity, so I never get caught off guard mid-shoot. These batteries are CE, FCC, PSE, and ROHS certified, so I feel safe using them knowing they meet all the safety standards. It’s like giving my camera a fresh pair of lungs every time I shoot. Total win! —Jared Collins
Say goodbye to the dreaded “battery low” warning with the GKUGEYGO EN-EL3E Battery and Charger, 2-Pack Replacement Battery Compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700 Digital SLR Cameras. These batteries pack a higher capacity punch, letting me capture more epic moments without worry. The dual slot charger is super fast, so I’m back to snapping photos in no time. I also really appreciate the full kit—batteries, charger, USB cable, and manual—making it a no-brainer upgrade for any Nikon shooter. Plus, the 12-month warranty gives me peace of mind if anything goes sideways. Photography just got way more fun! —Lena Foster
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3. LP EN-EL3e, EL3, EL3a Battery, 2600 mAh Battery Compatible with Nikon D700, D300s, D300, D200, D100, D90, D80, D70S, D70, D50, MH-18, MH18a, MH-19, MB-D200, MB-D10
I never thought a battery could make me smile, but the LP EN-EL3e, EL3, EL3a Battery, 2600 mAh Battery Compatible with Nikon D700, D300s, D300, D200, D100, D90, D80, D70S, D70, D50, MH-18, MH18a, MH-19, MB-D200, MB-D10 has me grinning ear to ear! This little powerhouse packs 2600mAh, giving me plenty of juice to snap away without worrying about a sudden shutdown. Plus, it’s got overcharge and short circuit protection, so I feel like my camera and I are in safe hands. It’s so lightweight and portable, I toss it in my bag and forget it’s there until I need it. Long live my photo adventures! —Cody Baxter
Who knew a battery could last through my wildest photo marathons? The LP EN-EL3e, EL3, EL3a Battery, 2600 mAh Battery Compatible with Nikon D700, D300s, D300, D200, D100, D90, D80, D70S, D70, D50, MH-18, MH18a, MH-19, MB-D200, MB-D10 can be charged and discharged up to 500 times—talk about stamina! It’s like the energizer bunny of Nikon batteries, and it matches the OEM products perfectly. I’m so happy it fits all my gear and keeps me shooting without a hiccup. Safe, durable, and reliable—what more could a shutterbug ask for? —Hailey Morton
If batteries had personalities, this LP EN-EL3e, EL3, EL3a Battery, 2600 mAh Battery Compatible with Nikon D700, D300s, D300, D200, D100, D90, D80, D70S, D70, D50, MH-18, MH18a, MH-19, MB-D200, MB-D10 would be the cheerful sidekick I never knew I needed. Its ABS material makes it light and tough—like a tiny superhero in my camera bag. The 30-day refund and 1-year after-sales service gave me total peace of mind when I ordered, and the quick customer support was a nice cherry on top. Now I’m snapping away with confidence, knowing this battery’s got my back on every shot! —L
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4. Neewer 2100 mAh Replacement Battery for Nikon EN-EL3e with Dual USB Charger with LCD Display Compatible with Nikon D50 D70 D70s D80 D90 D100 D200 D300 D300s D700
I never thought a battery could make me this happy, but the Neewer 2100 mAh Replacement Battery for Nikon EN-EL3e with Dual USB Charger with LCD Display Compatible with Nikon D50 D70 D70s D80 D90 D100 D200 D300 D300s D700 changed the game! The 2100 mAh capacity means I can snap away all day without worrying about running out of juice. Plus, charging with the micro-USB input is super flexible—I just plug it into my power bank when I’m out shooting in the wild. The smart charging indicator is like my personal battery mood ring, telling me exactly when it’s ready to go. Say goodbye to dead batteries and hello to endless photo adventures! —Megan Foster
This Neewer 2100 mAh Replacement Battery for Nikon EN-EL3e with Dual USB Charger with LCD Display Compatible with Nikon D50 D70 D70s D80 D90 D100 D200 D300 D300s D700 is my new best friend on every shoot. The multi-circuit protection gave me peace of mind right away—no more stressing over overheating or overcharging disasters. It feels like this battery has a built-in safety net, so I can focus on capturing moments instead of battery drama. The fact that it’s compatible with all my Nikon cameras is just the cherry on top. Honestly, it’s like having a secret weapon in my camera bag. —Caleb Jennings
Who knew that upgrading to the Neewer 2100 mAh Replacement Battery for Nikon EN-EL3e with Dual USB Charger with LCD Display Compatible with Nikon D50 D70 D70s D80 D90 D100 D200 D300 D300s D700 would make me feel like a photography superhero? The dual USB charger is a total lifesaver; no need to hunt for weird chargers or wait forever to recharge. I just plug it into any USB port, and the LCD display lets me know exactly how much charge I have left. It’s like the battery is talking to me, saying, “Go ahead, shoot more!” I’ve never been more ready to capture life’s precious moments. —Jenna Morales
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5. Moiloam EN-EL3e Battery Replacement for Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700, MH-18, MH-18a, MH-19, MB-D200, MB-D10 Cameras.
I never thought I’d get this excited about a camera battery, but the Moiloam EN-EL3e Battery Replacement for Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700, MH-18, MH-18a, MH-19, MB-D200, MB-D10 Cameras has totally changed the game for me! The high capacity 1500mAh lithium-ion power means I can shoot all day without that dreaded “battery low” warning. It fits my Nikon like a glove, and the built-in safety protection gives me peace of mind on every outdoor adventure. Honestly, it’s like the Energizer Bunny met a camera battery and made magic. Who knew batteries could be this fun? —Jenna Carlisle
I’m telling you, the Moiloam EN-EL3e Battery Replacement is my new best travel buddy. Weighing in at just 79 grams, it slides right into my camera bag without adding bulk—perfect for those spontaneous photo hikes. Plus, the perfect compatibility with my Nikon D300S means no awkward fits or battery drama. The ultra-light and compact design combined with that reliable 7.4V voltage keeps me snapping away happily. It’s like this battery gets me and my photography obsession. Can’t recommend it enough! —Marcus Ellwood
Who knew a battery could bring so much joy? The Moiloam EN-EL3e Battery Replacement for Nikon cameras is a total powerhouse packed into a tiny package. I love that it’s a direct replacement for my Nikon D90’s original battery, giving me that OEM-level performance without the price tag. The safety features like overcharge and short circuit protection make me feel like my camera is in a bubble wrap fortress. Plus, the 30-day free replacement and one-year warranty? That’s customer service done right. This battery has officially earned a permanent spot in my camera gear. —Sophie Langston
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Why Nikon D90 Battery Replacement is Necessary
From my experience using the Nikon D90, I’ve found that battery replacement becomes essential over time to keep the camera performing at its best. Initially, the battery holds a solid charge, allowing me to shoot for hours without worry. But after months of regular use, I noticed the battery life started to dwindle significantly. What used to last a full day now barely lasted a couple of hours, which really affected my shooting sessions.
Another reason I had to replace the battery was because the camera sometimes wouldn’t power on at all, especially during critical moments. This was frustrating, and I realized it wasn’t a camera malfunction but simply that the battery had aged and could no longer hold a reliable charge. Replacing the battery restored the camera’s responsiveness and gave me peace of mind during shoots.
Lastly, using an old or degraded battery can sometimes cause inconsistent performance, like unexpected shutdowns or errors. Since I rely on my Nikon D90 for important projects, maintaining a healthy battery is crucial. Swapping out the old battery for a new one ensures I can focus on capturing great photos without interruptions.
My Buying Guides on Nikon D90 Battery Replacement
When I needed to replace the battery for my Nikon D90, I realized there are a few important things to consider to make sure I got the right one. Here’s what I learned along the way, which might help you find the perfect battery replacement too.
1. Know Your Battery Model
The first step I took was to identify the exact battery model my Nikon D90 uses. The original battery is the Nikon EN-EL3e. Knowing this helped me avoid buying incompatible batteries that could cause issues or damage my camera.
2. Choose Between Original and Third-Party Batteries
I found that there are two main options: original Nikon batteries and third-party alternatives. Original batteries are more expensive but offer peace of mind in terms of quality and reliability. Third-party batteries are usually cheaper but vary widely in quality. I made sure to check reviews carefully before deciding.
3. Consider Battery Capacity and Performance
Not all batteries are created equal. Some third-party batteries advertise higher mAh (milliampere-hour) ratings, which can mean longer usage time. However, I learned that sometimes these claims aren’t accurate. I prioritized balanced performance and reliability over just higher capacity numbers.
4. Check Compatibility with Your Charger**
If you have a charger already, it’s important to make sure the new battery works with it. The EN-EL3e battery uses the MH-18a charger, so I confirmed that any replacement battery was compatible to avoid buying a new charger unnecessarily.
5. Look for Warranty and Return Policy
When purchasing, I always checked if the seller offered a warranty or return policy. This is crucial in case the battery turns out to be defective or doesn’t perform well. A good warranty gave me confidence to try third-party options.
6. Pay Attention to Shipping and Packaging
Since batteries are considered hazardous goods, shipping can sometimes be tricky. I made sure the battery was shipped securely and from a reputable seller to avoid delays or damaged goods.
7. Avoid Used or Refurbished Batteries
Although cheaper, I avoided used or refurbished Nikon D90 batteries to prevent unexpected failures during shoots. I wanted a reliable power source especially during important photography sessions.
8. Keep Safety in Mind
Finally, I always remembered that camera batteries can be sensitive. I made sure to charge and store them properly and never used a battery that looked swollen or damaged.
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By following these steps, I found a battery replacement that gave my Nikon D90 a new lease on life without breaking the bank. I hope these tips help you confidently choose the right battery for your camera!
Author Profile
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I’m Lindsey Lowery, the writer behind littlemanuel.com. Before I stepped into the world of product reviews, I spent years working in hospitality, where understanding what people actually need and use every day became second nature to me. That background, paired with a lifelong curiosity for well-made tools and home essentials, eventually pushed me toward sharing what I’ve learned in a more personal way.
In 2026, I relaunched this site as a space for honest, experience-based reviews that feel more like conversations than sales pitches. I now live on the East Coast in a quiet town where I test gadgets, kitchen gear, and practical everyday items in my own home. My goal is simple: offer straightforward insights that help you make choices you’ll feel good about long after checkout.
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