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Nitecore F4 Flexible Power Bank and Battery Charger

1 review
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Original price $59.99
Current price $47.76


 Power up your next adventure with the NITECORE F4, a four-slot battery charger that can serve double duty as a power bank and battery organizer. The F4 is equipped with 2 USB outputs for charging and a micro-USB input for charging 18650 IMR/Lithium Ion batteries. The USB port allows users to quickly charge and power devices with a maximum output current of 2A.


  • Charging and discharging functions
  • Integrated intelligent USB charging and discharging management system
  • Capable of charging 4 batteries simultaneously and controlling each slot independently
  • Micro-USB 2.0 input port enabling 1A charging currents for 2 slots simultaneously
  • 2 USB output ports capable of outputting 2A currents simultaneously
  • LCD real-time display on Battery Voltage, Charging Current, Charged Volume, USB Output Current, and Output Volume
  • Energy saving Hibernation function for the LCD display
  • Automatic detection on the battery level and automatic adoption for the optimal charging modes between CC and CV
  • Battery group discharging function
  • Reverse polarity protection and anti-short circuit protection
  • Activates over-discharged batteries with protective circuits
  • Made from durable and fire-retardant PC materials
  • Optimal heat dissipation design
  • Certified by RoHS, CE, FCC, and CEC
  • Battery charger and Power bank
  • Single-slot max charging current of 1A
  • Single USB port max output current of 2A
  • 4 slots controlled independently
  • LCD real-time display
  • 2 hours to fully charge iPhone X


  • Input DC 5V 2A
  • Output Voltage (Battery) 4.2V±1%
  • Output Voltage (USB) 5V±5%
  • Output Current (Battery) 2*1A, 4*0.5A
  • Output Current (USB) 2*2A
  • Compatible with Li-ion/IMR: 18650
  • Dimensions L-4.46"xW-3.39"xH-1.06"
  • Weight 4.32oz

Compatible Power Sources

  • Li-ion/IMR 18650 Yes

What comes with your charger

  • NITECORE F4 battery charger & power bank
  • Micro-USB power cord


Customer Reviews
5.0 Based on 1 Reviews
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It works as advertised. Quality seems good, however I can't yet speak to the long term durability of it.

shane a.