Free
It's this one: https://www.amazon.com/gp/product/B004C0R90S/ref=ppx_yo_dt_b_asin_title_o08_s03?ie=UTF8&psc=1
The catch is that you would need to pick it up this morning - 15th Oct - from Palo Alto.
Please do not message this poster about other commercial services.
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