Specification:Product name: Nitecore F1 Power Bank
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)
Features:·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
Package included:1 x Nitecore F1 Power Bank
1 x rubber band
English Manual
