The Nitecore F4 Li-ion Battery Charger just received the Gold Winner Award at the 2019 Outstanding Outdoor Trade Fair in the Lighting & Energy Systems category! Recognized in the outdoor industry for its advanced technology, excellent design and superior performance. The Outstanding Outdoor label provides orientation for consumers, media, and retailers while telling stories about innovation, craftsmanship and excellence.

Nitecore F4 Charger and Power Bank

2 in 1 Charger and Power Bank

The Nitecore F4 Charger is a lithium-ion battery charger and power bank all rolled into one. The F4 has four independent charging bays with a max charging current of 1A for quick recharging of 18650 Li-ion batteries in any discharged state. The LCD screen displays real-time information like output volume, battery voltage, USB output current, charging current for immediate assessment of batteries; it also comes with an energy saving Hibernation function which will shut down the screen if there is no operation for 10 minutes. To use the power bank feature, simply plug in a USB cable and effectively charge up electronic devices. The Nitecore F4 can fully charge an iPhone X in 2 hours; not only can you bring your 18650s back to life, but also your phone!

Unique Design and Construction

With a unique sliding cover, the Nitecore F4 protects batteries from falling out, prevents dust from collecting in the charging bays, and protects the charger and batteries from impacts. Constructed from durable and fire-retardant PC materials, the Nitecore F4 Charger is equipped for complex outdoor environments and will prevent damage from occuring to batteries.

• 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

• Input: DC 5V/2A
• Capacity: 60Wh (MAX)
• Output:
• 4.2±1% (Battery) / 5V±5% (USB)
• 2*1A, 4*0.5A (Battery) / 2*2A (USB)
• Compatible With: Li-ion/IMR 18650
• Dimensions (LxWxH): 4.46" x 3.39" x 1.06" (113.4mm x 86.1mm x 27mm)
• Weight: 4.32oz (122.5g)