{"product_id":"aqara-u400-uwb-smart-lock-matter-over-thread-apple-home-key-fingerprint-touchscreen-keypad-rechargeable-battery-homekit-alexa-google","title":"Aqara U400 UWB Smart Lock – Matter over Thread, Apple Home Key, Fingerprint \u0026 Touchscreen Keypad, Rechargeable Battery, HomeKit\/Alexa\/Google","description":"\u003ch2\u003eAdvanced access with true hands‑free unlock\u003c\/h2\u003e\u003cp\u003eMeet the Aqara U400, a modern smart lock that blends precise technology with everyday convenience. Ultra‑Wideband (UWB) sensing detects you as you approach, enabling a fast, contactless entry experience when your hands are full, gloves are on, or rain is falling. This seamless moment of entry adds a sense of calm to your routine, while still prioritizing security. Note: UWB unlock requires a Thread‑enabled Apple Home hub and compatible devices running the required software.\u003c\/p\u003e\u003ch2\u003eFlexible, all‑in‑one unlocking options\u003c\/h2\u003e\u003cp\u003eChoose from multiple entry methods to suit different scenarios without compromising security or reliability:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApple Home Key tap‑to‑unlock (requires a Thread‑enabled Matter controller such as HomePod 2nd Gen or Apple TV 4K)\u003c\/li\u003e\n\u003cli\u003eFingerprint authentication for quick, hands‑free access\u003c\/li\u003e\n\u003cli\u003eTouchscreen passcodes for shared households or when you don’t want to carry a key\u003c\/li\u003e\n\u003cli\u003eVoice assistant control, app remote access, and NFC card support (card sold separately)\u003c\/li\u003e\n\u003cli\u003ePhysical key backup for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eMatter over Thread: multi‑ecosystem compatibility\u003c\/h2\u003e\u003cp\u003eDesigned with Matter over Thread, the U400 connects across multiple ecosystems while delivering faster responses, stable connectivity, and lower power consumption. Each ecosystem needs its own Thread‑enabled Matter controller to access its features, allowing you to tailor your smart home setup without sacrificing performance.\u003c\/p\u003e\u003ch2\u003ePower, durability, and ongoing security\u003c\/h2\u003e\u003cp\u003eA reliable rechargeable power system keeps you moving without frequent battery swaps. The removable lithium battery supports USB‑C charging for easy top‑ups, with a low‑battery alert to help you plan ahead. The lock is BHMA certified for strength and reliability, and IP65 exterior protection guards against dust and water for durable outdoor use. The rekeyable design enables key changes without replacing the entire cylinder, preserving flexibility and security as your needs change.\u003c\/p\u003e\u003ch2\u003eSmart app, automation, and camera integration\u003c\/h2\u003e\u003cp\u003eUse the Aqara app to tailor security and access, including Auto Lock for consistent protection, Night Latch Mode for controlled unlocks, and Do Not Disturb to keep entry quiet during sensitive times. When paired with Aqara cameras like G5 Pro or G410 doorbell, you can view visitors and unlock directly through live video interaction, creating a cohesive smart‑home experience.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which ecosystems does the Aqara U400 work with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It supports Apple Home Key and Matter over Thread, plus HomeKit, Alexa, Google Assistant, and Home Assistant.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How is the lock powered and how durable is it?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It uses a rechargeable battery with USB‑C charging, up to six months per charge, and IP65 exterior protection with BHMA certification.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Aqara","offers":[{"title":"Default Title","offer_id":53502397546607,"sku":"B0FRS6T6HL","price":371.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/aqara-uwb-smart-lock-front-view.jpg?v=1782989951","url":"https:\/\/taskholt.com\/products\/aqara-u400-uwb-smart-lock-matter-over-thread-apple-home-key-fingerprint-touchscreen-keypad-rechargeable-battery-homekit-alexa-google","provider":"TaskHolt","version":"1.0","type":"link"}