Cramer says Apple still has 'a lot up its sleeve' even after its August stock run

Club stock Apple may have experienced a huge rally this month, but according to Jim Cramer, the tech giant still has more in store to delight investors. That's because Apple is expected to unveil new iPhone models at its annual launch event on Sept. 9, which the company sent out invites for on Tuesday. Jim described the event as "very important" for a company still facing questions about its artificial intelligence strategy. "I think it's big," Jim said during Wednesday's Morning Meeting. The slimmer version of the new iPhone that Apple is expected to announce, in particular, could be a catalyst, according to Jim. The phone will trade battery life for a lightweight design, and it also will contain Apple's first in-house modem chip, according to Bloomberg News . Jim said the thinner version