For Plat Units
Its Lv41 Exp @ 281 for one Exp Can to give max level

For Gold Units
Its Lv40 Exp @ 69

For Silver Units
its Lv40 Exp @ 678

For Black Units
its Lv42 Exp @644

All these are for using 3xfairies with Exp Can (8k exp) on units before CC.
You are welcome.