·        Tesla's Battery Day event will take place on September 22, and there will be a live stream.

·        The company is expected to share details about its current and future battery technologies and give a tour of cell production.

·        We're expecting news about cheaper batteries and batteries able to to go a million miles over their lifetime.

Tesla has long held the range crown in the automotive world. Even Lucid's 517-mile range is for a vehicle, the Air sedan, that's not in production yet. Meanwhile, you can buy a Tesla right now with over 400 miles of range. But competition breeds good things for consumers, and even without a new range champion on the horizon, Tesla isn't one to sit on its laurels when it.

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