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In another example, Eufy makes video doorbells that, like most, have motion sensors in them that can detect when someone is at your door. You can also buy additional motion sensors and put them in your driveway. When the motion sensor is tripped, it tells the doorbell, and the doorbell starts recording and sends you an alert to let you know that something is outside.
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npx tsx scripts/report-stats.ts
2025年，淘宝闪购、京东、美团掀起的外卖大战，搅动着整个餐饮行业的营收。这场以流量争夺为核心的战役中，平台大额补贴与品牌低价策略相互叠加，既推动瑞幸外卖订单激增，也带来成本高企、利润率下滑的挑战。