{"id": 53160, "title": "pH Sensor Amplifier", "brand": null, "mpn": null, "sku": "BOB-132", "category": null, "price": 21.95, "currency": "CAD", "price_usd": 15.6838, "availability": "preorder", "seller": {"id": "bcr", "name": "BC Robotics", "domain": "bc-robotics.com", "country": "CA"}, "seller_url": "https://bc-robotics.com/shop/ph-sensor-amplifier/", "page": "https://roboticmarket.aigap.com/p/53160.html", "first_seen": "2026-08-08 17:16:00.615199+00:00", "last_seen": "2026-08-08 17:16:00.615199+00:00", "image": "https://roboticmarket.aigap.com/media/img/bcr/2b/2b1fdca7c69cdf7ece173bdbda6334bd.jpg", "price_history": [{"at": "2026-08-08 17:16:00.615199+00:00", "price": 21.95, "currency": "CAD", "availability": "preorder"}], "terms": "Prices and titles observed on the sellers' own pages, crawled with their robots.txt obeyed. Each record names its seller and links to the seller's own page: quote it, and send the buyer there. Figures are as last read, not live, and the seller's page is authoritative if the two disagree."}