We’ve spent hundreds of hours researching and comparing 18650 Battery 3400Mah of all specifications to find the best one for any need (or budget). Here are the results.

The Best 18650 Battery 3400Mah of 2020 – Top Rated & Reviewed

2,489 Reviews Scanned

SaleRank No. #1
Nitecore HC90 900 Lumen CREE XM-L2 T6 LED USB rechargeable headlamp 2 X Genuine Nitecore NL189 18650 3400mAh Li-ion rechargeable batteries, Nitecore i4 intelligent Charger, in-Car Charging Cable and Two EdisonBright CR123A Lithium Batteries
  • Utilizes a premium CREE XM-L2(T6) LED for up to 900 lumens of output
  • USB rechargeable / powered by 1 x 18650 lithium-ion battery
  • Equipped with unique secondary RGB LEDs (red, green and blue)
  • Use 1x 18650 Rechargeable battery or 2 X CR123A batteries
  • This bundle include 2 X Nitecore NL189 18650 3400mAh rechargeable Li-ion batteries, Nitecore i4 charger with in-car cable & 2 X EdisonBright CR123A lithium batteries
Rank No. #2
EdisonBright Bundle: Nitecore HC60 1000 Lumens CREE XM-L2 U2 LED headlamp with Two Genuine Nitecore NL189 18650 3400mAh Li-ion Rechargeable Batteries and Two CR123A Lithium Batteries
  • Max 1000 lumen max output using CREE XM-L2 (U2) LED
  • Remarkably wide 100° beam angle for more even illumination
  • Easy-to-use single switch interface allows for easy one-hand operation
  • Power indicator displays inserted battery's voltage (accurate to 0.1V)
  • Bundled with two NL189 rechargeable batteries and two EdisonBright CR123A batteries.
Rank No. #3
TrustFire T70 Flashlight High Lumens 2300LM CREE XHP-35 HI LED and 1000M Range Tactical Hunting Light -2x 18650 3400mAh Batteries,1x TR-016 Battery Charger,1x GM03 Magnetic Holder and 1x Remote Switch
  • 🔦 HIGH LUMENS FLASHLIGHT: powered by 2pcs 18650 3400mAh rechargeable batteries, delivering a brightness level from 130 lumens to 2300 lumens. Perfect Valentines day gifts for him, your loved ones, family, friends, teachers, and neighbors.
  • 🔦 LONG RANGE SEARCHLIGHT: illuminates a beam distance up to 1000 meters
  • 🔦 HOW TO OPERATE: power on/off the light only by tailcap switch, both tail and side switch can be used to cycle through modes from Turbo (default setting) → High → Medium
  • 🔦 ACTIVATE STROBE MODE: press and hold the side switch for 1.5 seconds to enter into strobe mode, the blink refrequency will change every 2 seconds
  • 🔦 WHAT YOU GET: 1*TrustFire T70 Tactical Flashlight, 2*18650 3400mAh batteries, 1*TR016 USB Battery Charger, 1*Lanyard,1*GM03 Flashlight Mount,1*Remote Pressure Switch, 1*User Manual.
Rank No. #4
Nitecore HC65 1000 Lumen Triple Light Source Micro-USB Rechargeable Headlamp Plus 1x 3400mAh Rechargeable Battery, USB Battery Charger and Lumen Tactical Battery Organizer
  • SUPER BRIGHT 1000 LUMEN HEADLAMP - Produces a scorching 1000 lumen wide-angle beam output that's capable of a 120 yard throw, making it ideal for camping, biking, caving and more
  • HIGH CRI WHITE & RED LEDs - A secondary high CRI white LED is ideal for up close work and reading thanks to this special LED that renders colors and detail similar to sunlight while a red auxiliary light assists in dark environments to help preserve night vision.
  • EASY TO USE SINGLE SWITCH CONTROL - Access all three LED outputs with a total of 7 brightness levels and 4 special modes via the conveniently located single button on the side of the unit - perfect for one-handed operation!
  • BUILT-IN CHARGER - The included 18650 battery can conveniently be charged using the built-in micro-USB charging port and any USB power sources, making this a perfect headlamp for traveling.
  • PACKAGE CONTENTS - NITECORE HC65 Headlamp, 1x 3400mAh 18650 Battery (NL1834), Spare O-Ring, USB Charging Cable, Headband, Holder, User Manual, Warranty Card, 1x 3400mAh 18650 Battery, 1x NITECORE USB Battery Charger, Lumen Tactical Battery Organizer
Rank No. #5
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)
Rank No. #6
LCLEBM 4Pack Battery for 3400mAh 3.7V 20A Flat Top Battery Rechargeable with Battery Storage Case, 2 Bay USB Charger for Fan Spotlight Flashlight
  • Size: (L*W*H) 7.7*4*2.1cm, Capacity: 3400mAh, 3.7V, 20A, Flat Top (NOT Button Top)
  • 2 Bay USB Battery Charger and 1 storage case. 4 Pack of Flat Top Battery for Flashlight etc.
  • High Capacity 3400mAh, Low discharge rate | Button Top | no memory effect | High energy density & Pollution-free
  • If there are any problems,you can contact us in time. We will provide you with professional, satisfactory service in 24 hours.
Rank No. #7
4 Pack Battery for 3.7V 3400mAh Flat Top Battery, Rechargeable, 2 Bay USB Battery Charger for Flashlight, Camera, Small Fan, Sound Equipment.
  • 2 Bay USB Battery Charger,1 storage case.4 Pack of Flat Top Battery for Flashlight etc.
  • 3400mAh/3.7V/20A/Rechargeable/High Drain/Flat Top.(NOT Button Top)
  • Size: (L*W*H) 8*7.2*2.2cm, Capacity: 3400mAh, Voltage: 3.7V.
  • Before purchasing, please make sure that this flat top batteries matches your electronic device, so as not to cause unnecessary trouble.
  • CUSTOMER PROTECTION 12-Month warranty, 30 days' refund policy, and friendly customer service. Please contact the AexPower support team for the first time if you are not satisfied with this item.[Please Click on” AexPower” next to “Sold by”, then click on “Ask a question” to contact us, we will reach out to you within 24 hours.]We will spare no effort to help you. Thank you.
Rank No. #8
Galaxy SHENMZ 2 Pack Battery for 3.7V 3400mAh Flat Top Battery, Rechargeable, 2 Bay USB Battery Charger for Flashlight, Camera, Small Fan, Sound Equipment.
  • 2 Bay USB Battery Charger,1 storage case.2 Pack of Flat Top Battery for Flashlight etc.
  • 3400mAh/3.7V/20A/Rechargeable/High Drain/Flat Top.(NOT Button Top)
  • Size: (L*W*H) 8*7.2*2.2cm, Capacity: 3400mAh, Voltage: 3.7V.
  • Before purchasing, please make sure that this flat top batteries matches your electronic device, so as not to cause unnecessary trouble.
  • CUSTOMER PROTECTION:30 days' refund policy, and friendly customer service. Please contact the AexPower support team for the first time if you are not satisfied with this item.[Please Click on” AexPower” next to “Sold by”, then click on “Ask a question” to contact us, we will reach out to you within 24 hours.]We will spare no effort to help you. Thank you
Rank No. #9
Taeozi 3.7V Li-ion Rechargeable Batteries I865O 3400mAh Lithium Battery for Flashlights, Camera,Headlamps, Small Fan,Doorbells, Sound Equipment(4 Pack Battery and 1 Bay Battery Charger)
  • 4 Pack of Battery.1 storage case.1 Bay USB Battery Charger,
  • 3400mAh/3.7V/20A/Rechargeable/High Drain/Flat Top.(NOT Button Top)
  • Size: (L*W*H) 8*7.2*2.2cm, Capacity: 3400mAh, Voltage: 3.7V.
  • Before purchasing, please make sure that this flat top batteries matches your electronic device, so as not to cause unnecessary trouble.
Rank No. #10
LCLEBM 2PCS 3400mAh Flat Top 3.7V 20A Battery with 1 Bay USB Charger and Storage Holder Case for Fan Spotlight Flashlight
  • Size: (L*W*H) 7.7*4*2.1cm, Capacity: 3400mAh, 3.7V,20A, Flat Top (NOT Button Top)
  • 1 Bay USB Battery Charger and 1 storage case. 2 Pack of Flat Top Battery for Flashlight etc.
  • High Capacity 3400mAh, Low discharge rate | Button Top | no memory effect | High energy density & Pollution-free
  • If there are any problems,you can contact us in time. We will provide you with professional, satisfactory service in 24 hours.

Last update on 2021-12-01 / Affiliate links / Product Titles, Images and Descriptions from Amazon Product Advertising API

Top Rated 18650 Battery 3400Mah to Buy Now

 

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How to Choose the Best 18650 Battery 3400Mah (with Price and Reviews)

Although most 18650 Battery 3400Mah are similar, there are several differences worth noting. Here are nine criteria to consider when choosing an 18650 Battery 3400Mah:

(1) 18650 Battery 3400Mah Price and Reviews

Although price is not the only factor to consider, it is nevertheless extremely important. The price of an 18650 Battery 3400Mah should be in line with its value. You can compare 18650 Battery 3400Mah reviews to make sure you are getting a fair price. This is easy to do on Amazon.

(2) Demand

The demand for a particular 18650 Battery 3400Mah is a good indication of its ability to perform the functions for which it was designed. If a product has been around for a while and still has a high demand, it is likely a good product.

(3) Material

18650 Battery 3400Mah materials differ from manufacturer to manufacturer. Consider where and how you will be using your 18650 Battery 3400Mah to determine if one material would be better than another.

(4) Size

Like most products, 18650 Battery 3400Mahs come in various sizes. Do you need a large 18650 Battery 3400Mahor a small one? Think about where you will use your 18650 Battery 3400Mah in order to determine the best size. You can also read the customer reviews on Amazon to see what others are saying about the size of the unit they purchased.

(5) Color

18650 Battery 3400Mahs also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your 18650 Battery 3400Mah would have any effect on the efficiency of its operation.

(6) Durability

The durability of an 18650 Battery 3400Mah will be contingent on the materials used as well as the quality of the manufacturing process. Additionally, the type of 18650 Battery 3400Mah you purchase may affect its durability.

(7) Storage

Will you need to store your 18650 Battery 3400Mah? If so, you should consider the size and weight of the 18650 Battery 3400Mahto make sure that it can be stored properly. Also, give some consideration to the type of climate in which your 18650 Battery 3400Mah will be stored.

(8) Customer Ratings

Customer rating is one of the best criteria for choosing an 18650 Battery 3400Mah. It is hard to know exactly how an 18650 Battery 3400Mah will perform until you get it home and try it out.

(9) Warranty

Make sure the 18650 Battery 3400Mah you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.