In order to increase the motor lifespan, please take apart the rotor and stator, clean stator and rotor with fresh water after every time use, must remove salt on the surface of magnets and lamination, then keep them all dry, after all dried, please apply anti-rust paint or anti-corrossion protection on rotor and stator for maintainence.
Click below link to check more spec of the kit:
Foil Assist Pro Kit: MTO6579-110-WPC motor + MTSF160A-WP32 ESC + MTSKR1905WF Remote + 2 Blades Fold Prop
Here check video shared by Clinton Yap who already bought a few kits, let's see how he maintain his motor:
Some videos feedback of this kit: