{"id": 72332, "title": "DC-DC Buck Converter Step Down Module (300W,10V-40V, 20A Constant Current )", "brand": null, "mpn": "https://www.aliexpress.com/store/product/DC-DC-Buck-Converter-Step-Down-Module-300W-20A-Constant-Current-LED-Driver-Power-Step-Down/2130127_32849506489.html?spm=2114.12010608.0.0.bf761692jUgBcu", "sku": null, "category": null, "price": 486.0, "currency": "ZAR", "price_usd": 29.9031, "availability": "in_stock", "seller": {"id": "leo", "name": "Leobot Electronics", "domain": "leobot.net", "country": "ZA"}, "seller_url": "https://www.leobot.net/product/2998", "page": "https://roboticmarket.aigap.com/p/72332.html", "first_seen": "2026-08-09 08:48:00.445842+00:00", "last_seen": "2026-08-09 08:48:00.445842+00:00", "image": "https://roboticmarket.aigap.com/media/img/leo/71/7179ace4b2067e3d1c6b5eff96e75dd6.webp", "price_history": [{"at": "2026-08-09 08:48:00.445842+00:00", "price": 486.0, "currency": "ZAR", "availability": "in_stock"}], "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."}