{"niche":"哪些12V无线车载轮胎充气泵充气速度最快？","description":"What are the 12v cordless tire inflators with the fastest inflation speed?","products":[{"brand":"Milwaukee","model":"2475-21XC-48-11-2420 M12 12-Volt Lithium-Ion Cordless Portable Inflator Kit","price_gbp":181.0,"origin_country":null,"specs":{"weight":"4","max_pressure":"120","digital_display":"back-lit LCD with target and current pressure reading","battery_capacity":"4.0"},"confidence_score":null,"sources":[{"label":"The Home Depot","url":"https://www.homedepot.com/p/Milwaukee-M12-12-Volt-Lithium-Ion-Cordless-Electric-Portable-Inflator-Kit-with-4-0-Ah-Battery-and-Charger-2475-21XC/304770024","currency":"USD","source_country":"US","price":239.0,"price_gbp":181.0,"scraped_at":"2026-06-27T10:48:33.930604"},{"label":"MaxTool","url":"https://www.maxtool.com/products/milwaukee-fuel-m12-2475-21xc-12-volt-4-0ah-cordless-compact-inflator-kit","currency":"USD","source_country":"US","price":239.0,"price_gbp":181.0,"scraped_at":"2026-06-27T10:48:33.930604"},{"label":"The Home Depot","url":"https://www.homedepot.com/p/Milwaukee-M12-12-Volt-Lithium-Ion-Cordless-Electric-Portable-Inflator-Kit-with-4-0-Ah-Battery-and-Charger-2475-21XC/304770024","currency":"USD","source_country":"US","price":239.0,"price_gbp":181.0,"scraped_at":"2026-06-27T10:48:36.239315"},{"label":"MaxTool","url":"https://www.maxtool.com/products/milwaukee-fuel-m12-2475-21xc-12-volt-4-0ah-cordless-compact-inflator-kit","currency":"USD","source_country":"US","price":239.0,"price_gbp":181.0,"scraped_at":"2026-06-27T10:48:36.239315"}],"summary":"Milwaukee's M12 2475-21XC cordless portable inflator kit is rated up to 120 PSI and is designed for fast top-offs, including topping off a car tire in under 1 minute. It uses TrueFill auto shut-off for accurate pressure control, and it has an illuminated digital gauge (back-lit LCD) showing target and current pressure. It's a good fit for drivers and anyone wanting a compact 12V inflator for cars, LT trucks, and compact equipment tires.","ideal_for":"It tops off a car tire in under 1 minute (28-35 PSI) and reaches up to 120 PSI, making it geared to the fastest inflations among 12V cordless tire inflators."}]}