{"niche":"最紧凑、最便携的头皮按摩器是什么？","description":"What is the most compact and portable scalp massager?","products":[{"brand":"cotsoco","model":"BL860A","price_gbp":21.95,"origin_country":null,"specs":{"waterproof":"IPX7","battery_life":"2","rechargeable":true,"massage_patterns":"4 massager modes high/low speed in both direction","number_of_massagers":"4"},"confidence_score":null,"sources":[{"label":"digitnow","url":"https://digitnow.com/products/cotsoco-electric-scalp-head-massager-scalp-hair-massage-waterproof-head-massager-with-4-heads-84-nodes-for-hair-growth-and-stress-release-massage-pink","currency":"USD","source_country":"US","price":28.99,"price_gbp":21.95,"scraped_at":"2026-06-24T18:30:44.314598"}],"summary":"The cotsoco BL860A is a cordless scalp massager with 4 massage heads and 28 individual nodes per head, designed to deep-knead the scalp. It's rechargeable and cordless, and supports both dry and wet use (IPX7 waterproof) for use in the shower. It includes timed operation and is intended for scalp relaxation and stress relief.","ideal_for":"For the most compact and portable scalp massager, it's described as pocket-size and cordless rechargeable, delivering a two-hour massage on a full charge."},{"brand":"EKZ","model":"Sonic Vibrating Scalp Massager Shampoo Brush","price_gbp":7.57,"origin_country":null,"specs":{"waterproof":"Fully waterproof","rechargeable":"USB-C Rechargeable","massage_patterns":"Gentle, Standard, Deep modes"},"confidence_score":null,"sources":[{"label":"caped.co","url":"https://caped.co/itm/225624440/","currency":"USD","source_country":"US","price":10.0,"price_gbp":7.57,"scraped_at":"2026-06-24T18:31:36.917547"}],"summary":"这款 EKZ 声波震动头皮按摩洗发梳采用高频振动（最高可达 9,000/分钟），帮助清洁油脂、去除头皮屑并带走产品残留，同时促进血液循环。它提供三种振动模式（Gentle、Standard、Deep），并且完全防水，适合在淋浴中使用。它支持 USB-C 充电，机身小巧，便于携带出行。","ideal_for":"它支持 USB-C 充电、便携适合随身携带，且机身完全防水，特别适合使用紧凑型、便携式头皮按摩器。"}]}