TK36
You have thistk36

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One pin, one tone. It makes a noise when you set the pin high, and that is genuinely the whole story.

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Product questions

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Need another
Comes in this kit — not sold separately
Order or missing parts?

Email us or reply to your order, and quote tk36 — that identifies the product. If something is missing from the bag, your order is the record of what shipped.

Take it with you

Point a phone camera at the code and this page opens there. It is the same address as the one printed on your box, so it is also what to show someone you are passing the board to.