Nitecore F1 Battery Charger

$13.00 $12.36 12.36


Nitecore F1 Battery Charger 

The Nitecore F1 FlexBank can store solar power, collected by solar panel, and charge USB devices as power bank.

FlexBank Outdoor Power:

  • Flexible outdoor power source with expand-ability.
  • Lightweight housing designed and strengthened for outdoor activities.
  • Up to 90% discharging efficiency.
  • Multi-meter feature to indicate battery voltage anytime. 
Power Management System Optimized for Outdoor Purposes - adaptable with various input sources such as a USB adapter and solar panel, capable of storing power in batteries for use of other electronic devices, capable of charging or powering USB devices directly.

Featherweight Housing with Enhanced Ruggedness - The finger-size F1 is made of high strength, light weight Polycarbonate material. Its structural engineering is purposely redesigned for extra ruggedness to ensure ultimate safety in your dynamic outdoor expedition. Only 1.06oz (30g without battery).

Gold-plated contacts effectively resist sweat, rain and fog, and protects metal components from oxidization and corrosion in outdoor environment while improving circuit efficiency significantly.

Intelligent Charging Circuit:

  • Automatically identifies battery types, and selects charging current and mode accordingly 
  • Charges a Li-ion battery and a USB device intelligently 
  • Monitors battery status real-time
  • Reports battery voltage upon battery installation as a smart multimeter
  • Activates over-discharge batteries
  • Compatible with 26650 / 18650 / 18490 / 17670 / 17500 / 17335 / 16340 (RCR123) / 14500 / 10440
Triple Protections:

  • Prohibits small capacity batteries as output source
  • Terminates output immediately once battery voltage is below 2.8V
  • Blinks to alert the user when battery voltage is below 3.3V


DC 5V, ?500mA

Output Voltage:

4.2V±1% (slot)/5V±5% (USB), 1000mA MAX (slot)/1000mA (USB)

Compatible With:

Li-ion /IMR?