If you have been searching for the best 18650 Batteries For Flashlights, you probably have noticed that not all models have the same specifications, some can adapt better than others to different tasks. To help you choose the product you need, we have gathered 10 of the best 18650 Batteries For Flashlights from different categories on the market.

Best 18650 Batteries For Flashlights

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Product Title
Rating

1
Tokeyla LED Flashlights,W￵i￵th 18650 Battery Charger,Super Bright and Small Flashlights High Lumens,with 5 Modes & Adjustable for Camping Outdoor Emergency
Tokeyla LED Flashlights,W￵i￵th 18650 Battery Charger,Super Bright and Small Flashlights High Lumens,with 5 Modes & Adjustable for Camping Outdoor Emergency
9.6
Amazon.com
2
Skywolfeye 2 Pack 18650 Rechargeable Battery 3.7v Batteries 18650 Rechargeable Battery Lithium 3.7 Volt Button Top for Flashlights, Headlamp etc
Skywolfeye 2 Pack 18650 Rechargeable Battery 3.7v Batteries 18650 Rechargeable Battery Lithium 3.7 Volt Button Top for Flashlights, Headlamp etc
9.4
Amazon.com
3
Streamlight 22104 SL-B26 USB Rechargeable Lithium Ion Battery 3.7V 2600mAh X Series Dual Fuel Flashlights, 2-Pack
Streamlight 22104 SL-B26 USB Rechargeable Lithium Ion Battery 3.7V 2600mAh X Series Dual Fuel Flashlights, 2-Pack
8.8
Amazon.com
4
Skywolfeye 4 Pack 1￵8￵6￵50 Rechargeable Batter￵y W￵i￵th 18650 Battery Charger Bright Led Flashlight, Universal Charger for Rechargeable 3.7V Li-ion Batteries 18650 26650 14500 10440
Skywolfeye 4 Pack 1￵8￵6￵50 Rechargeable Batter￵y W￵i￵th 18650 Battery Charger Bright Led Flashlight, Universal Charger for Rechargeable 3.7V Li-ion Batteries...
8.4
Amazon.com
5
EcoSolutions 18650 Rechargeable Battery (Button Top) 3.7v 3400mAh Large Capacity Batteries for LED Flashlight, Headlamp, Doorbells, Toys, Cameras etc.
EcoSolutions 18650 Rechargeable Battery (Button Top) 3.7v 3400mAh Large Capacity Batteries for LED Flashlight, Headlamp, Doorbells, Toys, Cameras etc.
8.2
Amazon.com
6
WZXLifeScult Universal 18650 Battery 3.7V 3400mAh (4 Pack) for Doorbells, Flashlights, Headlamps, Cameras, Toys, and Remote Controls
WZXLifeScult Universal 18650 Battery 3.7V 3400mAh (4 Pack) for Doorbells, Flashlights, Headlamps, Cameras, Toys, and Remote Controls
8
Amazon.com
7
DQGG 3.7v 18650 Rechargeable Batteries 2 Pack Big Capacity Batteries for Flashlight, Headlamps, Toys, Doorbells, Cameras etc (Button Top)
DQGG 3.7v 18650 Rechargeable Batteries 2 Pack Big Capacity Batteries for Flashlight, Headlamps, Toys, Doorbells, Cameras etc (Button Top)
7.8
Amazon.com
8
AFSONGOO 2 Pack 3.7 Volt 18650 Rechargeable Battery 3400mAh 18650 Li-ion Battery for Flashlights, Headlamps, Doorbells, RC Cars (Flat Top)
AFSONGOO 2 Pack 3.7 Volt 18650 Rechargeable Battery 3400mAh 18650 Li-ion Battery for Flashlights, Headlamps, Doorbells, RC Cars (Flat Top)
7.5
Amazon.com
9
18650 Battery Charger Set, 3.7V Rechargeable Flat-top Battery for Flashlights, Headlights, Fans, Digital Cameras, Toys, Radios, Speakers, Surveillance Equipment (4 Pack Batteries)
18650 Battery Charger Set, 3.7V Rechargeable Flat-top Battery for Flashlights, Headlights, Fans, Digital Cameras, Toys, Radios, Speakers, Surveillance...
7.4
Amazon.com
10
Universal Smart 2 Slots 18650 Battery Charger Set,4 Pack 3400 mah Rechargeable Button Top Batteries Battery for LED Flashlight Headlamp, Remote Controls,etc.
Universal Smart 2 Slots 18650 Battery Charger Set,4 Pack 3400 mah Rechargeable Button Top Batteries Battery for LED Flashlight Headlamp, Remote Controls,etc.
7.1
Amazon.com
Our system have put together a list of options that will meet the needs of different types of buyers, so whether it’s price performance or its particular use, we have got you covered for more information on the products we have included links in the list down below which are updated for the best prices.

More Details
Amazon.com

Features

Part Number S2
Model flashlight
Warranty 90.
Color Black
Size 2 slot Charger
  • [SUPER BRIGHT WITH 5 MODES] : Powerful LED generates a brilliant large area floodlight or a perfectly focused spotlight. Adjustable/zoomable focus with 5 modes: High- Medium- Low- Strobe- SOS (for Emergency).
  • [WATERPROOF]: Can be used in any weather. The aluminum alloy body has no rust issue. Can be daily used, like troubleshooting, biking, hiking, camping, walking dog, or for emergency, survival, etc...
  • [ADJUSTABLE FOCUS]: Our flashlights utilize the latest durable LED chip, provides super bright light beam. Easy-controlled head-pulling zoom and easy mode-switch by light taps of button. Adjustable focus for use in different situations it ideal for use around the house
  • [PREMIUM QUALITY & LONG-LASTING]: Made of high quality aluminum alloy, this LED Flashlight is solid and sturdy, the edge designed is sharp and strong, can easily break the windows in case there's a car accident.
  • No Standalone lithium batteries are sold with the product
Amazon.com

Features

Warranty 30 days
Is Adult Product
Size 2Pcs
  • Package Includes: 2 pack button top batteries
  • Widely Compatible: 3.7 volt 18650 rechargeable battery for flashlights, headlights, digital cameras, doorbells,toys, radios, speakers, Electronic Device. this 3.7v battery is highly portable, making it convenient for travel, camping trips
  • Product Size: 67*18*18mm/2.63*0.7*0.7inch; it's a 3.7 volt rechargeable battery BUTTON TOP, please check carefully before purchasing
  • Multiple Protections: This 3.7v 18650 battery features six types of protection, including temperature, short circuit, overcharge, and overcurrent protection. These features ensure the battery remains stable and your device stays protected at all times.Please fully charge the battery before the first use, the battery will work better. Charge up to 1000 times without frequent battery changes
Amazon.com

Features

Part Number 22104
Model 22104
Warranty Limited lifetime warranty
Color Silver
Release Date 2020-05-14T00:00:01Z
Size 1 Count (Pack of 2)
  • 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
Amazon.com

Features

Part Number S30
Model TZ545
Warranty 30 days.
Is Adult Product
Size Silver+Universal Charger
  • [Safety Assurance]: Battery Charger 4 Slot Discharge Function Comes with special charge and discharge management circuit. With multiple security protection settings, the 4 Bay charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the Li-ion battery, which makes users using the product without any safety concern. Red light when charging, green light when fully charged.
  • [SUPER BRIGHT]: 2500 lumen (max) LED Flashlight,Ultra wide beam effortlessly illuminates a whole room or backyard. Adjustable focus with 5 modes: High, Medium, Low, Strobe, and SOS/Emergency protect your safety.
  • [WATERPROOF]: Can be used in any weather. The aluminum alloy body has no rust issue. Can be daily used, like troubleshooting, biking, hiking, camping, walking dog, or for emergency, survival, etc...
  • [ADJUSTABLE FOCUS]: Our flashlights utilize the latest durable LED chip, provides super bright light beam. Easy-controlled head-pulling zoom and easy mode-switch by light taps of button. Adjustable focus for use in different situations it ideal for use around the house
  • [PREMIUM QUALITY & LONG-LASTING]: Made of high quality aluminum alloy, this Skywolfeye LED Flashlight is solid and sturdy,can easily break the windows in case there's a car accident.
Amazon.com

Features

Part Number HLXD-C4D
Model HLXD-C4D
Warranty 1 Years
  • 【Wide application】 : 3400mAh 18650 Rechargeable battery large capacity,Which can be widely used for electronic devices, such as LED flashlights, emergency lights, portable devices, headlights, toys, remote controls, etc.
  • 【Specifications Dimensions】: 18*18*65mm.3.7v, 3400mAh,These are Button Top batteries,Please check your devices carefully before purchasing.It is suggested to charge it fully when you receive these battery before you use it.
  • 【Durable and safe】: The anti-corrosion shell can effectively protect the battery and extend its service life. Preventing waste of non-rechargeable battery. No memory effect, the large battery capacity, allows you to worry no more about your device without power.
  • 【After Sales Service】 If there is any problem with the product please feel free to contact us, we will provide you with a solution within 24 hours.
Amazon.com

Features

Model Z6504
Warranty 1 YEAR
  • Dimension: 67*18 mm. Not AA AAA. This product can be used in a variety of scenarios, such as flashlights, headlights, cameras, remote controls, fans, children's toys, radios, surveillance equipment and other battery-powered electronic devices.
  • 【YOU GET】2 storage cases. 4 Pack of Batteries (Size: 17.9mm *67mm) for Flashlight etc.
  • Advanced Smart Cell Technology: The built-in intelligent battery cell ensures efficient power management and longer-lasting usage.
  • 【Safety protection and environmental protection】The battery has a built-in safe circuit integrated system to prevent the battery from overcharging, overdischarging, short circuit, and overcurrent. Batteries can be reused and are a good helper for environmental protection.
  • 【Warranty】 1 Year Free Replacement, Lifetime Maintenance. If you have any questions during use, please feel free to contact us. We will reply within 24 hours.
Amazon.com

Features

Color Button top
Size 2pcs
  • 【Widely Used】3.7v 18650 rechargeable battery is suitable for many flashlights, headlamps, digital cameras, doorbells, toys, radios, speakers and other electrical and electronic devices. This kind of 3.7v 18650 battery is also very portable, which is convenient for business, traveling and camping
  • 【Product Details】65mm in length, 18mm in diameter(2.63*0.7*0.7inch); BUTTON TOP, 9900mAh, 3.7 volts.This is a kind of 3.7v rechargeable battery. Please make sure the battery type you need for your device is 18650, to avoid purchasing the wrong type of battery
  • 【Recycle】18650 rechargeable batteries can be charged up to 1000 times, once purchased, long time use
  • 【Note】These are 18650 battery, please ensure that you are buying the right type of battery. These kind of battery is bigger than AA battery
  • 【Content】You will get 2 pieces of 18650 batteries, BUTTON TOP
Amazon.com

Features

Model B800BC
Warranty 5
Color Blue
Size 2 Pack
  • Product Dimensions: 65*18*18 mm/2.56*0.71*0.71 inch. NOTE: These are FLAT TOP 18650 batteries. Please confirm the battery size and battery type before purchase
  • Wide Compatibility: Widely used for LED flashlights, solar lights, racing, game controller, emergency lights, portable devices, headlamps, toys, remote controls, doorbells and other electronic devices.
  • Advanced Smart Cell Technology: The built-in intelligent battery cell ensures efficient power management and longer-lasting usage.
  • Safety Certifications: Trust in the quality and safety of our battery, certified by CE, FCC, PSE, ROHS, and UL standards.
  • Protective Mechanism: Built-in protection features safeguard your device from overcharging, overheating, and short circuits.
Amazon.com

Features

Part Number Safe One-Bay Battery Charger
Warranty 1year
Color Green,Red
  • 【Durable rechargeable】3400mAh 18650 Rechargeable battery large capacity,Which can be widely used for electronic devices, such as LED flashlights, emergency lights, portable devices, headlights, toys, remote controls, etc.Recharge up to 1050 cycles - longer battery life than alkaline batteries, No need to buy batteries frequently.
  • 【Battery Charger】The USB cable can be charged, can be connected to cell phone chargers, computers, rechargeable batteries, etc. for charging, simple and convenient. two-color LED indicator, red light is on when charging, green light is on when full, intelligent full self-stop.
  • 【Product parameters】 Standard voltage: 3.7V, charging voltage: 3.7-4.2V, minimum discharge termination voltage: 2.75V, maximum charging termination voltage: 4.2V.
  • 【What you get】 1 x Safe One-Bay Battery Charger, 4 x 18650 Rechargeable batteries (3400mAh), 1 x 2.1 USB charging cable, 2 x storage case and 1 x instruction sheet,All products will be checked one by one before being sent to Amazon warehouse, please rest assured to shop.
  • 【After Sales Service】If there is any problem with the product please feel free to contact us, we will provide you with a solution within 24 hours.
Amazon.com

Features

Part Number 618202059872
Model DMJ-BD
Warranty 1 year
Color orange and black
  • 【Universal Compatibility】Universal smart charger compatible with almost all cylindrical rechargeable batteries,Capable of charging 2 batteries simultaneously and each of the two battery slots monitors and charges independently, The USB cable can be charged, low-voltage,can be connected to cell phone chargers, computers, rechargeable batteries,etc.for charging.
  • 【Safety Performance】 Integrated high-performance protected circuit automatically protects against overcharge,Stop charging automatically if the temperature of charger or battery gets too high when charging.Two sets of LED indicators show independently when charging,Red light is on when charging, green light is on when full, intelligent full self-stop.
  • 【Wide application】3400mAh 18650 Rechargeable battery large capacity,Which can be widely used for electronic devices, such as LED flashlights, emergency lights, portable devices, headlights, toys, remote controls, etc. These are Button Top batteries,Please check your devices carefully before purchasing.
  • 【Long lasting performance】: The anti-corrosion shell can effectively protect the battery and extend its service life. Preventing waste of non-rechargeable battery. No memory effect, the large battery capacity, allows you to worry no more about your device without power.
  • 【What you get】 1 x Universal 2 slots battery charger, 4 x 18650 rechargeable batteries (3400mAh), 1 x 2.1 USB charging cable. All products will be checked one by one before being sent to Amazon warehouse, If you find bump damage product, please contact.