小米人体传感器2 红外版

评测依据

• review_count：150000
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["京东","天猫","小红书","什么值得买"]
• time_range：{"from":"2026-06-25 11:16:26","to":"2026-06-25 11:16:26"}
• intros：{"brand_intro":"小米科技成立于2010年，创始人雷军以\"为发烧而生\"的理念切入智能手机市场，随后构建全球最大的消费级IoT平台。小米生态链企业绿米联创（Aqara）负责传感器类产品研发，小米人体传感器2即为其代表作。小米品控强调\"性价比极致\"和\"用户体验优先\"，通过海量出货和供应链整合降低成本。在安防领域，小米并非传统专业厂商，但凭借智能家居生态的便捷性和低价策略，迅速占领家庭安防入门市场，尤其受年轻租房群体喜爱。","product_intro":"小米人体传感器2是一款基于红外热释电技术的智能传感器，定位智能家居联动。核心卖点：超小体积（直径32mm），支持磁吸或粘贴安装；通过Zigbee 3.0协议连接米家网关，可联动灯光、摄像头、报警器；探测范围7米×170度广角，灵敏度可调。适用于智能家居自动化场景（如人来灯亮、离家布防），而非专业防盗。与专业红外探测器相比，探测距离短、无防拆功能，但价格极低且生态丰富，是智能家居入门必备。","key_specs":{"探测距离":"7米","探测角度":"170度","无线协议":"Zigbee 3.0","电池类型":"CR2450纽扣电池","续航时间":"约2年","工作温度":"-10℃至+50℃"}}
• alt_products：[{"product_name":"小米人体传感器2 红外版","brand":"小米","model":"MJSXJ02CM","price":49},{"product_name":"海康威视红外探测器 DS-PD2-T12","brand":"海康威视","model":"DS-PD2-T12","price":89},{"product_name":"大华红外探测器 DH-ARD12","brand":"大华股份","model":"DH-ARD12","price":79}]
• kol_quotes：[]
• scoring_breakdown：[{"source":"word_of_mouth","score":81.2,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"全网评论超15万条，是品类中销量最高的产品。优点：价格极低，安装灵活，与米家设备联动体验流畅，适合智能家居新手；缺点：探测距离短，无法用于专业安防，误报率较高（如窗帘飘动、宠物触发），无防拆功能。小红书上有大量\"智能家居改造\"教程，称赞其\"让老房子变智能\"。专业评测认为它更适合作为\"存在感应器\"而非安防探测器。","source_count":4}},{"source":"objective","score":75.07151515151514,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.5,"price":49,"wom_score":81.2}},{"source":"user_review","score":90,"weight":0.2,"confidence":1,"details":{"rating_avg":4.5,"review_count":150000,"source":"product_reviews_aggregate"}}]
• method_version：v3
• search_visual：null