The ARU ARI-33 Lightning cables are really rugged and made to be compatible with your all apple devices. No warning message, works the same as the cable you get with your device. Connects to your Apple Smartphones/IPads or other Lightening supported devices and charges or syncs by connecting the USB connector into your wall charger or computer. Fully supports data sync and battery re-charging for any Lightening device. No need to wrap, the cable design makes them tangle free.