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Folomov A1 Portable Magnetic USB Li-ion Battery Charger

  • • Fits all sizes of 3.7V cylindrical Li-on battery, like 32650, 26650, 20700, 18650, 16340, 14500 and so on
    • USB magnetic design, lightweight only 21G, portable and mini, easy to carry
    • Discharge function can be used as a power bank with the battery on it
    • With the smart microchip, providing stable 5V voltage, 1A current, 0V battery active and reverse polarity protection
    • Simple indicate light: charging ( blinking green light ), fully charged ( solid green light ), discharging ( blinking blue light )
    • A1 has 2 magnets, each magnet represents one polarity
    • Compatible with 3.7V Li-ion rechargeable batteries
    • Can charge Li-ion batteries when connecting to power sources like power bank and computer
    • Can help Li-ion batteries charge other devices like a cell phone
    • Battery is not included