In the market, most of the multifunctional charging cable is like below picture.
Normally this cable is USB A to Lightning and Mirco or Type C and Micro. So you only need 1 cable to charge your iphone and Android devices.
This is one cable with 3 connectors, micro, lightning and type C, this is very convenient as you only need to take 1 cable, and this cable can charge most of your devices.
And now there is another new connector, the lightning and micro is in same connector as the below picture.
This connector can be inserted into both lightning interface and micro interface. If you have this connector, you may charge your Apple devices and Android devices. This is our new product, you may find more information about it in our web side http://www.hualunelec.com/usb-multifunctional-charging-cable/usb-a-to-lightning-micro-2-in-1/usb-a-to-apple-android-interface-double-color.html
We have integrated injection housing and metal housing, you may choose what you like. You may find more information in our products center.