{"niche":"哪种数字轮胎压力表最适合专业使用？","description":"Which digital tire gauge is best suited for professional use?","products":[{"brand":"AstroAI","model":"230PSI Digital Tire Pressure Gauge","price_gbp":18.23,"origin_country":null,"specs":{"display_type":"LCD Backlit Screen","max_pressure":"230","backlit_display":true,"unit_of_measurement":"PSI"},"confidence_score":null,"sources":[{"label":"AstroAI (Canada)","url":"https://ca.astroai.com/digital-tire-pressure-gauge-230psi/ap/100066","currency":"USD","source_country":"US","price":25.99,"price_gbp":19.75,"scraped_at":"2026-06-25T23:36:11.754171"},{"label":"AstroAI (US)","url":"https://www.astroai.com/digital-tire-pressure-gauge-230psi-for-truck/ap/100089","currency":"USD","source_country":"US","price":23.99,"price_gbp":18.23,"scraped_at":"2026-06-25T23:36:11.754171"},{"label":"Fritidhem","url":"https://www.fritidhem.com/product/astroai-digital-dacktrycksmatare-astroai-gl-0911-230psi/","currency":"USD","source_country":"US","price":210.0,"price_gbp":159.54,"scraped_at":"2026-06-25T23:36:11.754171"},{"label":"AstroAI (Canada)","url":"https://ca.astroai.com/digital-tire-pressure-gauge-230psi/ap/100066","currency":"USD","source_country":"US","price":25.99,"price_gbp":19.75,"scraped_at":"2026-06-25T23:36:14.043886"},{"label":"AstroAI (US)","url":"https://www.astroai.com/digital-tire-pressure-gauge-230psi-for-truck/ap/100089","currency":"USD","source_country":"US","price":23.99,"price_gbp":18.23,"scraped_at":"2026-06-25T23:36:14.043886"},{"label":"Fritidhem","url":"https://www.fritidhem.com/product/astroai-digital-dacktrycksmatare-astroai-gl-0911-230psi/","currency":"USD","source_country":"US","price":210.0,"price_gbp":159.54,"scraped_at":"2026-06-25T23:36:14.043886"}],"summary":"This AstroAI 230PSI digital tire pressure gauge is a dual-head model for use on different valve types and is designed for higher-pressure truck/RV tires. It has a backlit LCD display with a built-in flashlight, making readings easier in low light. It measures in multiple units and reads in 0.1 PSI increments.","ideal_for":"It suits professional use because it's a 0 to 230 PSI digital gauge with a bright green backlit LCD and built-in flashlight, with 0.1 PSI resolution and a dual-head chuck for faster readings on different valve setups."}]}