When the Apple wireless magnetic power Bank is fully charged, the LED indicator will light green and continue to blink several times, and then go out. This means that it is fully charged and can be unplugged and carried out at any time. This smart power bank uses magnetic technology to charge wirelessly and quickly. Not only that, it also has multiple protective measures to ensure safe charging and avoid problems such as overcharging, overcurrent and overvoltage of the battery. Therefore, the Apple Wireless Magnetic Power Bank is a convenient, safe and practical charging device for Apple iPhone12 mobile phones and other devices that support MagSafe technology.