{"niche":"最适合大空间或开放式区域使用的香氛扩香器是什么？","description":"What is the best fragrance diffuser for large rooms or open spaces?","products":[{"brand":"Pura Scents","model":"Pura 4™ smart fragrance diffuser","price_gbp":22.71,"origin_country":null,"specs":{"fragrance_capacity":"20mL total fragrance volume per system"},"confidence_score":null,"sources":[{"label":"Pura","url":"https://pura.com/products/device","currency":"USD","source_country":"US","price":29.99,"price_gbp":22.71,"scraped_at":"2026-06-25T02:58:38.855769"},{"label":"Coast Aesthetics","url":"https://coastaesthetics.net/products/pura-4","currency":"USD","source_country":"US","price":49.99,"price_gbp":37.86,"scraped_at":"2026-06-25T02:58:38.855769"},{"label":"Apotheke","url":"https://apothekeco.com/products/pura-4-smart-diffuser-starter-fragrances-1","currency":"USD","source_country":"US","price":88.0,"price_gbp":66.64,"scraped_at":"2026-06-25T02:58:38.855769"},{"label":"Pura","url":"https://pura.com/products/device","currency":"USD","source_country":"US","price":29.99,"price_gbp":22.71,"scraped_at":"2026-06-25T02:58:41.146932"},{"label":"Coast Aesthetics","url":"https://coastaesthetics.net/products/pura-4","currency":"USD","source_country":"US","price":49.99,"price_gbp":37.86,"scraped_at":"2026-06-25T02:58:41.146932"},{"label":"Apotheke","url":"https://apothekeco.com/products/pura-4-smart-diffuser-starter-fragrances-1","currency":"USD","source_country":"US","price":88.0,"price_gbp":66.64,"scraped_at":"2026-06-25T02:58:41.146932"}],"summary":"The Pura 4™ is a Wi-Fi connected smart fragrance diffuser that lets you adjust intensity and set schedules and timers in the Pura app. It uses adaptive diffusion to provide a consistent scent experience based on temperature, and it supports automatic vial detection. It's designed for medium rooms such as bedrooms, kitchens, and living rooms.","ideal_for":"The Pura 4 optimizes scenting for medium-sized spaces, so it's the best fit when you need one device for typical open-plan areas that are not large-room scale like vaulted or open-concept spaces."},{"brand":"Aroma360","model":"Museum360 XL Scent Diffuser","price_gbp":908.75,"origin_country":null,"specs":{"coverage_area":"Up to 6,000 sq/ft","fragrance_capacity":"500 mL or 3L fragrance bottles"},"confidence_score":null,"sources":[{"label":"Aroma360","url":"https://aroma360.com/products/museum360-xl-scent-diffuser","currency":"USD","source_country":"US","price":1199.97,"price_gbp":908.75,"scraped_at":"2026-06-25T02:58:38.855769"},{"label":"Aroma360","url":"https://aroma360.com/products/museum360-xl-scent-diffuser-with-oil-deliveries","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-25T02:58:38.855769"},{"label":"Aroma360","url":"https://aroma360.com/products/museum360-xl-scent-diffuser","currency":"USD","source_country":"US","price":1199.97,"price_gbp":908.75,"scraped_at":"2026-06-25T02:58:41.146932"},{"label":"Aroma360","url":"https://aroma360.com/products/museum360-xl-scent-diffuser-with-oil-deliveries","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-25T02:58:41.146932"}],"summary":"The Aroma360 Museum360 XL is an HVAC-connected, waterless cold-air scent diffuser designed for large spaces. It covers up to 6,000 sq/ft using one or two 500 mL bottles and uses an internal digital timer to manage scenting periods. It's intended for commercial and residential whole-home scenting setups.","ideal_for":"For large rooms or open spaces, Museum360 XL is built for whole-home HVAC scenting with coverage up to 6,000 sq/ft and supports double 500 mL bottles."}]}