We’ve spent hundreds of hours researching and comparing Ultrafire 18650 4000Mah of all specifications to find the best one for any need (or budget). Here are the results.

The Best Ultrafire 18650 4000Mah of 2020 – Top Rated & Reviewed

2,879 Reviews Scanned

Rank No. #1
UltraFire Super Bright Mini Flashlight, XM-L2 800 Lumen Flashlight Led Torch, Adjustable Pocket 18650 Flashlights Kit (with Charger and 18650 Rechargeable batteries)
  • Extremely Bright: Made of XM-L2 led, up to 800 lumens. Power enough to light up an entire room and 120 meters distance object. Provide an excellent light source wherever you need it.
  • Small Size: SK98 is Very small that you can put it into your pocket, perfect for when you are campping, hiking, walking at nights. Adjustable focus range for different usage, stretching to adjust its focus.
  • Compact Handheld Flashlight, Tough as Nails makes the SK98 Flashlight perfect for Hunting, Camping, Fishing & Outdoor Activity.
  • Durable aluminum alloy material and ultra clear convex lens. Internal wiring applies the high efficient booster circuit, working voltage is wide and can utilize the batteries in the largest extent.
  • SATISFACTION 100% GUARANTEED: Don't satisfied? 1 year warrantly! Replace or Refund!
Rank No. #2
UltraFire 18650 Tactical Flashlight with 4PCS UFB26 3.7V Protected 2600mAh 18650 Rechargeable Battery and Charger, 5 Modes and 1000 Lumens USB Flashlight
  • 【WHAT YOU GET】UltraFire UF-1102 5 Modes USB Flashlight, 4PCS UFB26 Protected 2600mAh 3.7v Rechargeable Battery, Batteries Charger, Micro USB Cable and Gift Box.
  • 【ULTRA BRIGHT & USB RECHARGEABLE】Excellent illumination performance is achieved with the highly efficient XM L2 LED chip, max 1000 lumens. Features high/ medium/ low/ ultra-low/ Strobe modes. The flashlight has a built-in MICRO charging port, put the battery in the flashlight, and connect the USB cable with a USB device to power the battery.
  • 【Waterproof & Sturdy】IP6 daily waterproof standard, suitable for rainy weather (please do not put directly into the water), military grade aluminum alloy body with matte anodized resistant, can withstand scratches, wear and corrosion.
  • 【POWERE SOURCE】4 PCS 3.7V 2600mAh Li-on Rechargeable Protected Battery and 1PCS Battery Charger (Please remove the clear plastic film wrapped on the battery surface before using or charging,otherwise the battery will not work).
  • 【UltraFire High-Performance Battery】Long-lasting 5-6 hours, Real protected 2600mAh, 46 grams.|Low discharge rate|Button Top| no memory effect| High energy density & Pollution-free|Overcharge protection|Over discharge protection|Over-current protection|Short circuit protection|
Rank No. #3
UltraFire WF501B 800 Lumens 5-Modes Waterproof Led Tactical Mini Flashlight, with Rechargeable Batteries and 18650 Charger
  • UltraFire WF501B Flashlight: Made of the XPE G3 LED bulb,max 800 Lumens,100,000 hours lifetime. Use aluminum alloy material sturdy and durable enough for long time daily using.
  • 5 MODES: High>Mid>Low>Strobe>SOS,especially suitable for outdoor camping, walking at night, small flashlights can be put into the pocket, which is very convenient for you.
  • ADVANCED DESIGN: Skid-Proof design & Water Resistant design (Highest water resistant level of IPX-6).Don't worry about the use of rainy days outdoors, which will allow you to see the clearer road under the rain(Do not submerge in water directly).
  • What You Get: Super bright UltraFire WF501B 5-modes flashlight kit.
  • For any possible defective products, please contact us first, we will offer you a replacement or refund you.
Rank No. #4
AFROG Ultrafire Multi-Function/Universal Battery Charger for 18650/18500/17670/17500/14500 Li-ion Battery (WF-139, Black)
  • Brand new, high quality and durable, High energy density,Provide excellent continuous power sources to your device
  • suitable for many kinds of electronic devices,Univeral charger is so great and useful for various types of battery
  • Smart LEDs show charging progress: When the light color changes from red to green, it means the battery is fully charged
  • Advanced MCU control technology and overloading protection: it will automatically stop charging when batteries are fully charged
  • Output: DC 4.2V 450mAh,Input : AC 100V-240V 50-60 Hz
Rank No. #5
UltraFire 18650 Flashlight with 4PCS UFB22 3.7v 18650 2200mAh Rechargeable Battery and Charger, Single Mode Mini Flashlights 500 Lumens
  • WHAT YOU GET: UltraFire WF-501B Single Mode Flashlight, 4PCS UFB22 Real 2200mAh 3.7v Rechargeable Battery, 1PCS Batteries Charger, Gift Box. (Please note: remove the clear plastic film wrapped on the battery surface before using or charging, otherwise the battery or the flashlight will not work)
  • LONG-LASTING: UltraFire WF-501B max 500 Lumens flashlight, XPE G3 LED bulb, 100,000 hours lifetime. Guarantee your home and outdoor daily worry-free use.
  • ONE MODE: Only single mode, no more annoying to push 5 times to turn off your flashlight. Just ON and OFF, simple but practical enough for you.
  • POWERE SOURCE: 4 PCS 3.7V 2200mAh Li-on Rechargeable Battery and 1PCS Battery Charger (Please remove the clear plastic film wrapped on the battery surface before using or charging,otherwise the battery will not work).
  • 5)UltraFire High-Performance Battery: Long-lasting 5-6 hours, Real 2200mAh, 44 grams. | Low discharge rate | Button Top | no memory effect | High energy density & Pollution-free
Rank No. #6
ULTRAFIRE 5 Pack SK68 Tactical and Small Flashlights,7w 3-Mode Pocket Torch Adjustable Focus Zoom Light Lamp
  • 1) 5 Pack 300lumens(MAX,depend on your battery quanlity ) High-efficiency LED, super bright to light up an entire room
  • 2) Tough and reliable, IP65-rated water resistant and designed for use in heavy rain Its durable aluminum body and shock-resistance endure rough handling.
  • 3) Compact to fit easily into your pocket wherever you go, and has an anti-slip finish that holds fast in your hand
  • 4) Adjustable focus range for different usage, stretching to adjust its focus. Features 3 adaptable settings: High / Low / Strobe
  • 5) Power by: 1*AA or 1*14500 3.7v rechargeable battery (not included)
Rank No. #7
UltraFire WF-502B Flashlight 800 Lumen LED 3 Modes Output Run On 18650 Battery (NOT Included)
  • Super bright flashlight: made of the newest XPE-G3 LED chip, up to 800 Lumens, 100,000 hours lifetime.
  • High quality flashlight: the material of this flashlight is military grade 6061T aluminum alloy,sturdy and durable enough for long time daily using.
  • Waterproof flashlight: Advanced design with skid-Proof design & Water Resistant design (Highest water resistant level of IPX-6).
  • 3 Modes: high, low , fast strobe.
  • Power by: 1 x 18650 3.7v battery (battery not included!)
Rank No. #8
Ultrafire WF502B LED Flashlight 1000 Lumen Flashlight Torch 5 Mode Portable Flashlights (2 pack)
  • 1, Pack included: two 502b Flashlight.This flashlight doesn't include the battery,you need to buy the battery separately.
  • 2, UltraFire WF502B Made of XP-G3 LED chip, up to 1000 Lumens,super Bright that can see 200 meters object.Each flashlight power by 1 * 18650 battery.
  • 3, 5 Modes: High, Medium, Low, Strobe, SOS (The modes has no memory function).
  • 4, Aluminum alloy: this flashlight is sturdy and durable enough for long time daily using.
  • 5, If you are not completely satisfied with the product for any reason, don't be hesitate to contact seller via email to request a refund or replacement.
Rank No. #9
UltraFire LED Flashlight 1000 Lumen Flashlight 502B 5 Modes Waterproof Emergency Flashlights Battery Charger Kit
  • 1) Pack include: 1* flashlight + 2* UFB22 2200mAh rechargeable battery + 1* charger. The flashlight is powered by one battery, the other is a spare battery!
  • 2) Five Modes: High, Medium, Low, Strobe, SOS.Lightly push the tail button to change modes.(The modes of this flashlight has no memory function).
  • 3) Bright flashlight: High-Efficiency and Great Output XPE G3 LED bulb,Super Bright Tactical Light 1000 Lumen max.Intense Spotlight for long range observation can up to 200 meters max.
  • 4) IPX-6 waterproof designed make it water resistant in heavy rain.Durable Military Grade 6061T aluminum alloy body and shock-resistance design make it tough and reliable.
  • 5) Please remove clear plastic protective film on the battery before using the battery or charging, otherwise the battery will not work. If you have any questions please contact us in time and we will provide you with a solution.
Rank No. #10
ULTRAFIRE 4 Color in 1 Tactical Flashlight Torch Rechargeable White Blue Green Red Light Flashlight Zoomable Waterproof with UFB26 Battery, Battery Charger for Hunting Hiking Camping Fishing
  • Multifunctional 4 Color in 1 Flashlight:The H-A100 LED flashlight has four beams of different colors (white, red, green, blue), high brightness, the beam distance can reach 100-150 meters, holding a flashlight, you can fully meet your different needs for life fun.
  • Adjustable Focus: The flashlight with retractable zoom on the head can display a clear distance in the zoom mode. It has an adjustable light beam, which can accurately position or provide a wide illumination area.
  • High-Quality Materials: The shell is made of high-quality aluminum alloy, which greatly improves its heat dissipation performance, which makes the flashlight more reliable and durable. IPX-4 waterproof rating, you can use it on rainy days without worrying about damage.
  • Perfect Configuration: contains 3.7V 2600mAh li-on rechargeable battery and battery charger. The charger has overheat and overcharge protection, which makes it easier for you to use the flashlight without buying additional accessories.
  • Wide Range of Uses: The flashlight is easy to use, and you can switch between 4 colors with just a button press. It can be used not only as a daily flashlight, but also for night hunting, fishing, camping, hiking, etc.

Last update on 2020-09-14 / Affiliate links / Product Titles, Images and Descriptions from Amazon Product Advertising API

Top Rated Ultrafire 18650 4000Mah to Buy Now


Why You Should Buy Best Ultrafire 18650 4000Mah from Amazon

Amazon is not the only store that sell Ultrafire 18650 4000Mah. However, there are several compelling reasons why you should buy Ultrafire 18650 4000Mah from them, with the suitable Price and Reviews. Here are five:

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How to Choose the Best Ultrafire 18650 4000Mah (with Price and Reviews)

Although most Ultrafire 18650 4000Mah are similar, there are several differences worth noting. Here are nine criteria to consider when choosing an Ultrafire 18650 4000Mah:

(1) Ultrafire 18650 4000Mah Price and Reviews

Although price is not the only factor to consider, it is nevertheless extremely important. The price of an Ultrafire 18650 4000Mah should be in line with its value. You can compare Ultrafire 18650 4000Mah reviews to make sure you are getting a fair price. This is easy to do on Amazon.

(2) Demand

The demand for a particular Ultrafire 18650 4000Mah 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

Ultrafire 18650 4000Mah materials differ from manufacturer to manufacturer. Consider where and how you will be using your Ultrafire 18650 4000Mah to determine if one material would be better than another.

(4) Size

Like most products, Ultrafire 18650 4000Mahs come in various sizes. Do you need a large Ultrafire 18650 4000Mahor a small one? Think about where you will use your Ultrafire 18650 4000Mah 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

Ultrafire 18650 4000Mahs also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your Ultrafire 18650 4000Mah would have any effect on the efficiency of its operation.

(6) Durability

The durability of an Ultrafire 18650 4000Mah will be contingent on the materials used as well as the quality of the manufacturing process. Additionally, the type of Ultrafire 18650 4000Mah you purchase may affect its durability.

(7) Storage

Will you need to store your Ultrafire 18650 4000Mah? If so, you should consider the size and weight of the Ultrafire 18650 4000Mahto make sure that it can be stored properly. Also, give some consideration to the type of climate in which your Ultrafire 18650 4000Mah will be stored.

(8) Customer Ratings

Customer rating is one of the best criteria for choosing an Ultrafire 18650 4000Mah. It is hard to know exactly how an Ultrafire 18650 4000Mah will perform until you get it home and try it out.

(9) Warranty

Make sure the Ultrafire 18650 4000Mah you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.