This cable is handy when you do not have a charger around and want to charge your phone from a friend's phone or someone nearby. It has a Micro-USB Male connector to Micro-USB Male and can also charge from USB Type C Phones by using the adapter at Female MicroUSB to USB Type C Male
Simply plug the cable side with the Lightning logo into the device that has power which will be providing the power) and the other side will light up and plug it into the device requiring power. It will then charge your device from a nearby phone.
NOTE!!. The Smartphone or Tablet which you are charging FROM needs to support USB OTG Mode. Most Samsung/LG/Sony/Hauwei supports this function but some phones tested e.g Hauwei P8 Lite, P9 Lite does not support USB OTG Mode. Please confirm with your smartphone supplier or check specifications on their website if USB OTG Mode is supported. The Smartphone you are charging TO does not need to support anything and all smartphones tested charges successfully.
NOTE!!. Using the USB Type C Adapter above will enable you to charge TO a USB Type C Phone but cannot guarantee charging FROM a USB Type C Phone since inconsistent results tested.