Elon Musk has made an apparent joke about whistleblowers as he promoted the latest piece of Tesla-branded merchandise.
Mr Musk's tweet to his 65.1m followers said "Blow the whistle on Tesla!" with a link to a $50 (38) "Cyberwhistle".
It is currently marked as out of stock on Tesla's website.
In recent months, the electric carmaker has faced lawsuits over alleged sexual harassment and racist abuse at its Fremont factory in California.
In the short thread, Mr Musk also tweeted:"Don't waste your money on that silly Apple Cloth, buy our whistle instead!", in a reference to the iPhone maker's $19 microfibre polishing cloth that went on sale last month.
"Inspired by Cybertruck, the limited-edition Cyberwhistle is a premium collectible made from medical-grade stainless steel with a polished finish. The whistle includes an integrated attachment feature for added versatility," the website description said.
Blow the whistle on Tesla!https://t.co/c86hLA0iQK
— Elon Musk (@elonmusk) December 1, 2021
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The Cyberwhistle is shaped like the Cybertruck, the electric pickup truck that Mr Musk announced two years ago.
The new vehicle was supposed to go into production late this year but the company has since moved that date to next year.
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