Best Charger For 21700 Batteries [2022]

NoProductScoreAction
1NITECORE UI1 Single-Slot Intelligent Lithium-ion Battery USB Charger for 186509.8Check Latest Price
2Universal Battery Charger EASTSHINE S2 LCD Display Speedy Smart Charger for Rechargeable Batteries Ni-MH Ni-Cd AA AAA Li-ion LiFePO4 IMR 10440 14500 16340 18650 RCR123 26650 18500 17670 & Car Adapter9.8Check Latest Price
3POWXS Universal Lithium 18650 Battery Charger for 3.7V Li-ion 18650 26650 18490 17670 17500 22650 21700 20700 18350 16340 RCR123A 145009.6Check Latest Price
4Fenix are-D1 USB Powered Smart Battery Charger for 21700/18650/16340 with EdisonBright BBX5 Battery Carry case9.4Check Latest Price
5Fenix are-A2 Smart Battery Charger for 21700/18650/16340 with EdisonBright BBX5 Battery Carry case8.8Check Latest Price
6Nitecore UMS4 USB Universal 4-Port Speedy Smart Charger for Li-Ion/Ni-MH/Ni-Cd/IMR 26650 22650 21700 20700 18650 18490 18350 17670 17500 17335 16340 RCR123 14500 AA AAA C D w/LifeMods Battery Case8.8Check Latest Price
7NITECORE UMS2 Intelligent USB Dual-Slot Quick Battery Charger for Li-Ion/Ni-MH/Ni-Cd/IMR 16340 14500 18650 21700 20700 AA AAA and More Batteries8.6Check Latest Price
818650 Charger XTAR VC4L Battery Charger 4 Bays New 2021 Updated 21700 Battery Charger USB C Charger Not Including Batteries (VC4L Charger)8.6Check Latest Price
918650 Battery Charger, Tectra Smart Speedy LED Universal Dual Charger for 21700 26500 22650 22500 20700 18500 18490 18350 17670 16340(RCR123) Li-ion Battery8.2Check Latest Price
10NITECORE UMS4 Intelligent USB Four Slot Quick Battery Charger for Li-Ion/Ni-MH/Ni-Cd/IMR 16340 14500 18650 21700 20700 AA AAA and More Batteries8.2Check Latest Price

1. NITECORE UI1 Single-Slot Intelligent Lithium-ion Battery USB Charger for 18650

  • POWERFUL CHARGER-The NITECORE UI1 reaches a single slot maximum charging current of 800mA when using 3.
  • MICRO-USB COMPATIBLE – Compatible with multiple USB inputs including solar panels, adapters, and power reservoirs for quick and efficient charging.
  • INTELLIGENT CHARGING – The UI1 is equipped with intelligent charging mode selection that automatically adopts the optimal charging modes for batteries.
  • LIGHTWEIGHT AND COMPACT – Weighing 1.
  • UI1 CHARGER KIT – Included in this bundle is the NITECORE UI1 21700/18650 battery charger, usb cable, and LumenTac battery/cable case.

2. Universal Battery Charger EASTSHINE S2 LCD Display Speedy Smart Charger for Rechargeable Batteries Ni-MH Ni-Cd AA AAA Li-ion LiFePO4 IMR 10440 14500 16340 18650 RCR123 26650 18500 17670 & Car Adapter

  • Safety First: S2 Charger’s Compliant Standard–UL cUL TUV GS PSE FCC CE C-TICKCB ROHS, and with Fire Retardant Materials, Intelligent Circuits, Please confirm your battery is genuine / not damaged / quality / Rechargeable before charging.
  • Universal Charger for All Types of: NiMH NiCd A Double A Triple A AA AAA AAAA C SC Battery, Li-ion Lithium-ion LiFePO4 IMR INR ICR 26700 22700 21700 20700 26650 25500 22650 18700 18650 18490 18500 18350 17670 16340 RCR123A 14650 14500 10440 Rechargeable CR123 CR123A Li ion Batteries.
  • 2 Bay Speedy Rechargers for: Eneloop 2000mAh AA 2-Hour, Nickel Amazonbasics 800mAh AAA 0.
  • 2 Slots Smart Chargers: Automatically Detect battery Status, Select Charge Mode, Cut Off Power at Full or Overtime, and LCD Display Each Cell’s Voltage and Type, Charging Current and Time.
  • What you get: S2 2 Slot Smart Recharger, DC Vehicles / AC Wall Adapter, Happy Card with 24 Hours Warm Service, 30 Days Free Refund, 2 Years Free Replacement, Lifetime Maintenance.

3. POWXS Universal Lithium 18650 Battery Charger for 3.7V Li-ion 18650 26650 18490 17670 17500 22650 21700 20700 18350 16340 RCR123A 14500

  • High Speed Charging: With POWXS advanced charging technology, POWXS 18650 battery charger delivers a blazing fast charge to your batteries, max 950mA each slot output for 3.
  • Micro-USB& Type-C Dual Input: universal Micro-USB& Type-C dual input , POWXS Universal 18650 battery charger can adapt for any 5V 2A power bank, computer , car charger, USB Wall Charger etc.
  • Universal Battery Charger: POWXS 18650 battery charger can charge for any 1.
  • Multi Protection : POWXS smart battery charger adopted high quality fire-proof material, along with multiple protection technologies, could effectively keep your battery away from over-charging, over-current, over-voltage, over-heated and short circuit, etc.
  • Smart LCD Display: With smart LCD display, POWXS Universal AA AAA battery charger can easily let you know about the charging process.

4. Fenix are-D1 USB Powered Smart Battery Charger for 21700/18650/16340 with EdisonBright BBX5 Battery Carry case

  • Compatible with Battery Types 26650、21700 18650、16340 14500、10440 AA AAA C
  • Batteries NOT included
  • USB powered battery charger
  • Single charging bay
  • Bundle includes EdisonBright BBX5 battery carry case

5. Fenix are-A2 Smart Battery Charger for 21700/18650/16340 with EdisonBright BBX5 Battery Carry case

  • Charge 1 or 2 batteries at the same time
  • Compatible Batteries 10440 14500 16340 18650 21700 26650 Ni-MH / NiCd: AA, AAA and C
  • Multiple levels of protection Short-Circuit Protection Over-Current protection, Over-Voltage protection, Reverse Polarity protection,.
  • LCD screen display
  • Bundle includes EdisonBright BBX5 battery carry case

6. Nitecore UMS4 USB Universal 4-Port Speedy Smart Charger for Li-Ion/Ni-MH/Ni-Cd/IMR 26650 22650 21700 20700 18650 18490 18350 17670 17500 17335 16340 RCR123 14500 AA AAA C D w/LifeMods Battery Case

  • One of the Quickest USB Powered Universal Intelligent Battery Charger, allows for on the go worldwide portability.
  • Quick Charge 2.
  • Automatic Detection of battery power level and automatic selection of the appropriate voltage and charging mode.
  • Li-Ion Battery Restoration and keep your batteries safe with an added battery case
  • Li-Ion, IMR, LiFePO4: 10440, 14500, 14650, 16500, 16340(RCR123), 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 25500, 26500, 26650, 26700 Ni-MH/Ni-Cd: AA, AAA, AAAA, C, D.

7. NITECORE UMS2 Intelligent USB Dual-Slot Quick Battery Charger for Li-Ion/Ni-MH/Ni-Cd/IMR 16340 14500 18650 21700 20700 AA AAA and More Batteries

  • FAST AND EFFICIENT CHARGING- Reach a maximum total of 4000mA for two slots, 3000mA for one slot when pairing with a 9V QC2.
  • LCD DISPLAY- Reports key realtime information such as battery health, charging status and charging mode.
  • INTELLIGENT CHARGING- Automatically selects appropriate charging current and voltage to protect the batteries and prolong its lifespan.
  • BATTERY TYPES & SIZES – Compatible with various battery types (li-ion/imr/lifep04/ni-cd/ni-mh) and common battery sizes including (18650, 16340,14500, rechargeable AA, AAA).
  • PERFECT FOR TRAVEL AND EDC – This bundle includes a LumenTac battery organizer to keep you organized when you are on the go.

8. 18650 Charger XTAR VC4L Battery Charger 4 Bays New 2021 Updated 21700 Battery Charger USB C Charger Not Including Batteries (VC4L Charger)

  • 4 Bay Universal Charger Charges Simultaneously almost all types Rechargeable Batteries of Multiple Different Specifications: 3.
  • Four Pack Cells Digital LCD Display Smart Charger: Automatically detect battery status, select charge mode.
  • 18650 High Quality Charger: Type-C Powered (Can’t use 100W USB-C to USB-C cable)), compatible with all 5V USB power.
  • Your Safety First: Passed many international safety and quality certifications, such as RoHS, CE, FCC, and so on.
  • What You Get: 1*XTAR VC4L Universal 4 Slots updated 2021 Household Battery Chargers, 1*manual, 1*USB cable, , Stickers or battery sleeve will be randomly given as gifts.

9. 18650 Battery Charger

  • Fast Charged Design for Li-ion 21700 18650 22650 26650 18490 18350 17670 17500 16340(RCR123)10440 14500 Rechargeable Batteries, Not for Ni-MH Ni-Cd AA AAA AAAA C Batteries;.
  • Smart charging LED indicates when charging is completed and prevents battery from overcharging, of course you can also check the charging process from the LED display.
  • Dual battery charger design is convenient to charge 2 batteries simultaneously and independently, saves charging time efficiently.
  • Common micro-USB/Type-C input, you can charge your battery with wall charger, Car charger, Laptop or power bank.
  • Constant current control to prevent over-voltage, over-charging, short-circuit protection.

10. NITECORE UMS4 Intelligent USB Four Slot Quick Battery Charger for Li-Ion/Ni-MH/Ni-Cd/IMR 16340 14500 18650 21700 20700 AA AAA and More Batteries

  • FAST AND EFFICIENT CHARGING- Reach a maximum total of 2000mA when using a 2A output USB power adapter.
  • LCD DISPLAY- Reports key realtime information such as battery health, charging status and charging mode.
  • INTELLIGENT CHARGING- Automatically selects appropriate charging current and voltage.
  • BATTERY TYPES & SIZES – Compatible with various battery types (li-ion/imr/lifep04/ni-cd/ni-mh) and common battery sizes including (18650, 21700, 16340,14500 and more).
  • PERFECT FOR TRAVEL AND EDC – This bundle includes a LumenTac battery organizer to keep you organized when you are on the go.

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