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Nitecore F1 Smart IMR Li-ion Battery Charger

The Nitecore F1 is a battery charger the size of a finger that has a variety of features, such as Intelligent Charging, Power Bank Function, Standard Charging, and Battery Activation.
The Nitecore F1 has a protection circuit that allows it to activate exhausted Li-ion batteries. F1 will test and activate the battery after battery installation before charging. The LED turns off when a battery is determined to be broken, and the user should stop charging. Such a damaged battery cannot be activated by F1. NOTE: Nitecore does not recommend charging 0V (depleted) unprotected Li-ion batteries with F1 and doing so can result in battery fire or explosion. Power Tips 1. When a battery is installed inside F1's charging slot, its power indicators will blink to indicate the

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    Intellicharger by Nitecore


    • Input : DC 5V, 500mA
    • Output voltage: 4.2V±1% (slot)/5V±5% (USB), 1000mA MAX (slot)/1000mA (USB)
    • Compatible with: Li-ion /IMR: 26650/18650/17670/18490/17500/17335/16340(RCR123)/14500/10440 (not included)
    • Size: 3.43 inches × 0.94 inches × 1.15 inches (87.2mm×24mm×29.3mm)
    • Weight: 1.07oz (30.4g, without cord)


    • Compatible with cylinder rechargeable Li-ion batteries of various sizes
    • Intelligent USB charging management system
    • Up to 1000mA fast charging through Micro-USB input port
    • 1000mA fast charging through USB output port
    • Optimized design for IMR battery charging circuit
    • Three power indicators to indicate charging/discharging status
    • Automatic power level detection
    • Instant battery voltage indication upon battery installation
    • Automatic battery detection and appropriate charging voltage/mode selection
    • Battery reversed polarity protection and short circuit prevention
    • Made from durable PC material (fire retardant/flame resistant)
    • Designed for optimal heat dissipation
    • Certified by RoHS, CE, FCC and CEC


    • 1 x Nitecore F1 Power Bank
    • 1 x rubber band


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