Typically, power banks only come with a charging cable in the box. Power adapter in
To charge the Bull Power Bank, you needjust insert the plug into the socket. That is, there are no ports in the powerbank: neither output nor input. The fact is that the cable is also built into the battery. The device also has a cable winding piece that holds it in place. The external battery also has four LEDs that indicate the remaining charge level. There is also a power button on the side and a lanyard hook.
Such a powerbank allows you to charge both yourself and your smartphone at once. Its capacity is 10,000 mAh. There are external battery options with a USB-C cable or a MicroUSB cable. The cost is $ 23.