NITECORE F4 Flexible USB Power Battery Charger

$28.95 | Coupon:
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$58.99 | Coupon:
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$ 34.95 $ 28.95

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2-in-1 Battery Charger + Power Bank 
Equipped with 4 slots controlled independently with a single battery slot max charging current of 1A, it has an integrated intelligent USB charging and discharging management system available for charging and discharging 18650 Li-ion batteries. The F4 will implement the automatic detection on the battery level and automatic adoption for the optimal charging modes between CC and CV.

The F4 can be used as a power bank available for charging tablets, smartphones, cameras and more. It enables an effective charging process on the go and only takes 2 hours to fully charge iPhone X with the single USB port max output current of 2A. When used as a power bank with 4 fully charged batteries, the F4 will activate the Battery Group Discharging Function to give priority to discharging the batteries in Slot 1 and Slot 2. In this way, the batteries in Slot 3 and Slot 4 can be taken out for other uses with full power.

LCD Real-time Display 
The F4 features an independently and real-time display on Battery Voltage, Charging Current, Charged Volume, USB Output Current and Output Volume for monitoring the battery status.

Multiple Charging Safeguards 
The anti-short circuiting and reverse polarity protection ensures a safe and efficient charging process in addition to the approval of several global certifications including CE, RoHS, FCC and CEC.

Unique Industrial Design 
Before inserting the batteries, slide the cover to open the battery holder which offers excellent dust and impact resistance while preventing the batteries from accidental loss. The user-friendly interface with the USB input and dual output ports and the construction of durable and fire-retardant PC materials provides a user experience fearless of the complex outdoor environments.


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