F1 - Battery charger Nitecore - Free user manual and instructions
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| Product Type | Battery Charger |
| Brand | Nitecore |
| Model | F1 |
| Compatible Battery Types | 18650, 20700, 21700, 26650, 16340, RCR123, Li-ion |
| Input | 5V/2A via Micro-USB |
| Output Charging | 4.2V, 500mA/1A/2A (selectable) |
| Output Power Bank | 5V/2A via USB-A |
| Display | OLED screen with real-time status |
| Charging Modes | Constant current, constant voltage |
| Safety Features | Reverse polarity protection, overcharge protection, short circuit protection, overcurrent protection |
| Dimensions | 95 mm × 50 mm × 25 mm |
| Weight | 60 g (without battery) |
| Material | ABS plastic, flame retardant |
| Operating Temperature | 0°C to 40°C |
| Storage Temperature | -20°C to 60°C |
| Charging Indicator | OLED display: charge current, voltage, capacity, time |
| Power Bank Function | Yes, can discharge battery to USB devices |
| Compatibility | Most 18650/21700 Li-ion batteries with button or flat top |
| Included Accessories | Micro-USB cable, user manual |
| Certifications | CE, RoHS, FCC |
| Warranty | 1 year (limited) |
Frequently Asked Questions - F1 Nitecore
What batteries can I charge with the Nitecore F1?
The F1 supports Li-ion batteries such as 18650, 20700, 21700, 26650, 16340, and RCR123. Ensure batteries are in good condition and not damaged.
How do I use the power bank function?
Insert a charged battery into the slot, then use a USB cable to connect your device to the USB-A output port. The F1 will automatically discharge the battery to charge your device.
What is the maximum charging current?
You can select between 500 mA, 1 A, or 2 A charging current using the button. The actual current depends on the battery's condition and charger input.
Can I leave the battery in the charger after it's full?
Yes, the F1 has overcharge protection that stops charging once the battery reaches full capacity. However, it's recommended to remove the battery promptly for optimal safety.
How do I clean the charger?
Unplug the charger and wipe the exterior with a soft, dry cloth. Do not use water, solvents, or abrasive cleaners. Keep the contacts free of dust and debris.
Does the F1 work with Ni-MH batteries?
No, the F1 is designed only for Li-ion batteries. Do not attempt to charge Ni-MH, Ni-Cd, or lead-acid batteries as it may cause damage or fire.
What does the OLED display show?
The display shows real-time charging current, voltage, capacity, charging time, and battery level. It helps monitor the charging status accurately.
Is the charger protected against reverse polarity?
Yes, the F1 features reverse polarity protection. If you insert a battery incorrectly, the charger will not operate and will indicate an error on the display.
Can I use the F1 while charging batteries?
No, the F1 cannot charge and discharge simultaneously. It works either as a charger (input) or power bank (output), not both at the same time.
What to do if the charger gets hot?
The F1 may warm up during charging, especially at higher currents. Ensure it is placed in a well-ventilated area. If excessively hot, stop charging and check the battery and charger for damage.
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USER MANUAL F1 Nitecore
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Product information
Brand : Nitecore
Model : F1
Category : Battery charger