Best Rechargeable Flashlight Batteries to Buy Right Now (2023)

Sometimes it might be quite difficult to find the best rechargeable flashlight batteries. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this rechargeable flashlight batteries buying guide.

Our Best Picks:

10 Best Rechargeable Flashlight Batteries Reviews:

Bestseller No. 1
8800mah 26650 Rechargeable Battery, 3.7 Volts,High Capacity,26650 Rechargeable Battery,Suitable for Electronic Devices Such as Strong Light flashlights. (2PCS)
  • Product size: 67*26*26mm (2.63*1.02*1.02 inch), 2/4*3.7V batteries.
  • Wide range of applications:3.7V battery is widely used for electronic devices power supply/flashlight.
  • Large capacity:With a large capacity of 8800mAh, it is ideal for replacing your old, dirty or damaged batteries.
SaleBestseller No. 2
Streamlight 22104 SL-B26 USB Rechargeable Lithium Ion Battery 3.7V 2600mAh X Series Dual Fuel Flashlights, 2-Pack
  • SL-B26 protected Li-Ion rechargeable battery pack with built in Micro-USB charge port
  • Micro-USB input; charges in 5 hours; or charge with optional 8-unit bank charger
  • Integrated safety circuit protects battery from over-discharge/overcharge
  • Charge status indicator
  • Micro-USB input charges from Streamlight AC/USB adapters and most other USB sources but is not included with this purchase
SaleBestseller No. 3
PeakPlus Rechargeable Tactical Flashlight LFX1000 (Rechargeable Battery and Charger Included) - High Lumens LED, Super Bright, Zoomable, 5 Modes, Water Resistant - Best Camping, Emergency Flashlights
  • Full Flashlight Kit: 1 Super Bright Tactical LED Flashlight, 1 Rechargeable Battery and Sleeve, 1 USB Battery Charger, 1 Case, 1 AAA Battery Holder and 1 User Manual. No standalone lithium batteries are sold with the product. A rechargeable battery specifically manufactured for our flashlight is included.
  • High Power Brightness: High Lumens LED makes our flashlight 10 times brighter than old incandescent flashlights. Runs on either a rechargeable battery or 3 AAA batteries.
  • Heavy Duty: Water resistant, anti-abrasive, skid proof, compact design makes it the top pocket flashlight for all situations, outdoor activities, camping, hiking, fishing, home use and as a powerful emergency light.
  • 5 Light Modes & Zoom Function: Full, Medium, Low Brightness, Strobe & SOS. Adjustable focus as a spotlight that throws an intense beam of light up to 600 feet ahead or small floodlight that illuminates a wide area.
  • One-Year Warranty: We here at PeakPlus want our clients to be happy, so if you feel disappointed with your choice, we guarantee to give your money back instantly within one year. Get your tactical flashlight kit today!
Bestseller No. 4
SNSYIY 3.7V Button Top Batteries USB Rechargeable Battery 3600mAh for Klarus Flashlight (XT11X, XT11GT, XT30R.) (2-Pack)
  • Original Battery 18GT-36UR for Klarus flashlight -- Flashlight Type: Klarus XT11X, XT11, XT11GT, XT30R, XT12GT, XT2CR, AR10, G10, ST15R, ST10, 360X1, 360x3
  • Original Battery for Streamlight flashlight -- Flashlight Type: 88083 ProTac 2L-X, 22104 SL-B26 and so on. 3.7V 3600mAh battery can replace 2600mAh battery, It can provide more lasting energy. Increase usage time per times
  • Japan High Performance Electric Core, Triple protection to keep safe
  • Button top battery main be used for high lumen flashlights
  • Support 1500+ cycle recharge, 12 months warranty, Please Note: Size 18.5mm*70mm(± 0.3mm)
SaleBestseller No. 5
WdtPro Rechargeable Flashlights (Battery Included), LED Tactical Flashlight with Clip, Portable Dual-Switch, 1500 High Lumen Super Bright Flashlight for Gift, Camping, Emergency
  • [Dual Switch Design & Power Indicator] These flashlights have 2 switches to control 5 light modes, much more convenient. One of the rechargeable flashlight switches is specially designed for emergencies.(Just one-click to strobe, keep you always safe in emergency.) This flashlight has an intelligent low battery warning function to remind you to charge it. When the power is less than 30%, the indicator will turn from green to red. Power indicator will also help you better master charging status.
  • [Ultra Bright Rechargeable Flashlights] With the upgraded powerful LED chip, the high-lumen tactical flashlight delivers up to 1500 lumens(max). Its ultra-bright beam effortlessly illuminates an entire backyard. Easily zoomable from wide to narrow beam. Also with a pocket-clip for portable carry. It is small & compact enough to fit in your hands, pocket or backpack allowing for easy storage and quick access.
  • [USB Rechargeable & Long-lasting] You don’t need to be busy replacing batteries constantly, very handy rechargeable flashlight and built-in 2000mAh Large-capacity rechargeable battery, the led flashlight only takes about 4 hours to fully recharge with overcharge protection. A single charge can provide up to 12 hours of continuous runtime in low mode and 3 hours in high mode.
  • [Durable & Waterproof] With a solid aluminum built and 3-layers of USB port waterproof protective cover design. Never worry about using the flash light in heavy rain, snow or other extreme weather. Perfect flashlight for use around the house, dog walking, or camping.
  • [Great Value & 100% Satisfaction]: A great gift idea for both men and women. Includes 2 x rechargeable flashlights, 2 x Rechargeable Battery, 2 x USB Cable,1 x User Manual. 90 days money back & 1 years replacement guarantee. Friendly customer service. Buy with confidence!
SaleBestseller No. 6
4 Pack 1￵￵8￵￵6￵￵5￵￵0 Rechargeable Battery 3￵.￵7￵v L￵￵ith￵￵ium I￵￵o￵￵n But￵￵ton Top Battery Case, 2 Bay Battery Charger for Flashlight, Camera, Small Fan, Sound Equipment
  • You will get: 2 Bay Battery Charger, 1 battery case. 4 Pack of 1￵￵8￵￵6￵￵5￵￵0 But￵￵ton Top Battery.(NOT Flat Top), 1 small flashlight for gift and free.
  • 1￵￵8￵￵6￵￵5￵￵0 Bat￵￵tery Size: 6￵￵￵7*1￵￵￵8*1￵￵￵8 mm(2.61*0.7*0.7 inch), Capacity: 5000m￵A￵h, Voltage: 3￵￵.7￵￵v.
  • Note: Before purchasing, please make sure that this but￵￵ton top batteries matches your electronic device, so as not to cause unnecessary trouble.
  • 2 Bay Battery Charger: Can charge simultaneously rechargeable batteries of different specifications. - Note: Only charge for reuse batteries.
  • Battery case for easy carry: - Every package come with 1 compact battery case, you can easily take it everywhere as your back-up batteries.
SaleBestseller No. 7
CBJJ 18650 3.7 Volts Rechargeable Li-ion Battery 9900 mAh Battery for Flashlight & Headlight (Button Top-4 Pack, Dark Green)
  • Product Size: 67*18*18mm/2.64*0.7*0.7inches. This is BUTTON TOP battery with a terminal at the positive end, please confirm the battery size and devices carefully before purchasing.
  • ATTENTION:For your better shopping experience, please fully charge the battery before use.
Bestseller No. 8
RECHOO Flashlight USB Rechargeable Double Switch S3000L LED Tactical Flashlight High Lumens Super Bright 5 Modes Zoomable Waterproof Flashlight for Camping, Emergency (Battery Included)
  • Super Bright Rechargeable Flashlight - S3000L high lumen tactical flashlight with upgraded Unique LED, 1500 lumens, dual switch design, easy to use with the distinction between daily (High, Medium, Low) and emergency mode (Strobe, SOS). By extending the flashlight head you can get a wide to narrow beam zoom to illuminate anywhere you want, and by recharging it as an EDC flashlight to accompany your daily life, environmentally friendly and without frequent battery replacement.
  • Double Switch 5 Modes LED Flashlight-Advanced double switch design. The rechargeable flashlight is designed with an emergency button (Strobe / SOS) and a daily button (High / Medium / Low light). With one click to start emergency mode. A smart design for an emergency flashlight in case you get in trouble.
  • Long Lasting USB Rechargeable Flashlight- Powered by a high 3000mAh rechargeable battery with overcharge protection. This bright flashlight can reach up to 10 hours (low mode) of working time. Only need 3-4 hours to get fully charged by any USB port. (Batteries Included)
  • Durable Waterproof Portable Flashlight- IP65 Waterproof and Military grade Aluminum Alloy flashlight, durable, shockproof, anti-slip. Suitable for use in rain, snow, or emergencies, but can’t into the water for a long time. Compact size and with a friendly pocket clip, make this pocket flashlight easy to store and quick to use. Size: 5.6 x 1 inch (length x width)
  • Great Value Packaged- what you will get: 1* High Lumens Rechargeable LED Flashlight 1* Rechargeable Battery, 1* Micro USB cable, 2* Extra USB Cover, 1* User Manual. Will be a nice gift for your father, mother, and friend. Note: Before using the flashlight for the first time, please remove the insulating sheet from the battery to ensure that the flashlight can be charged properly.
Bestseller No. 9
Tokeyla Led Rechargeable Flashlights High Lumens 4-Pack 5000mAh Batteries Flashlight Pack of USB Battery Charger Emergency Flashlights with Clip for Camping Outdoor Hiking Walking Dog-Black
  • 【Dual Power Flashlight Set】-More batteries, Easy to replace.The small high powered flashlight is powered by 2-RJbatteries(Diameter:18mm, Height:67mm), and we also give away 2 spare RJbatteries, which can be used as backup on handheld flashlights or for other household devices.
SaleBestseller No. 10
Lylting Rechargeable LED Flashlights High Lumens, 150000 Lumens Super Bright Zoomable Waterproof Flashlight with 3 Modes & Waterproof, Powerful Handheld Flashlight for Camping Emergencies
  • 【Better & Brighter】 Hold the long and wide flashlights body in your hand and experience the comfort of holding it. Brightest flashlight can generates an ultra-high output up to 150000 lumens, sweeps bright light over the length of about two football fields and reaches nearly 1093 yard.
  • 【3 Modes】 High lumen flashlight with 3 modes: low brightness, high brightness and strode brightness, you can switch at will, adapt to different environments of lighting.
  • 【Rechargeable Flashlight & Power Display】 Conveniently powered for hours with two 5000 mAh rechargeable ΒATTERY. Built in Mrico input port, allows you charging the flashlight conveniently. In addition, rechargeable flashlight have a power display function, so that you can see the power at a glance.
  • 【IPX5 Waterproof Material】 Non-slip and IPX5 waterproof led flashlight are suitable for outdoor environment and adverse weather conditions. Made of aluminum alloy, protect your heavy duty flashlights from scratched, corrosion, rust, and break.
  • 【Worry-Free After-Sales Sevices】 Try it and you will love it. Super Bright Led flashlight has 2 years of free replacement service and 7*24-hour customer service. If you are not satisfied with our product, please feel free to contact our excellent customer support team.

Last update on 2023-05-28 / Affiliate links / Images from Amazon Product Advertising API

How to find the best rechargeable flashlight batteries?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best rechargeable flashlight batteries for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good rechargeable flashlight batteries recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the rechargeable flashlight batteries need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for rechargeable flashlight batteries to find what you’re looking for:


In some cases, the brand of rechargeable flashlight batteries is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.


The features in any given rechargeable flashlight batteries are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.


Customer reviews about rechargeable flashlight batteries are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.


Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare rechargeable flashlight batteries quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.


Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.


The quest to find the best rechargeable flashlight batteries can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.