🔓 3D Face Recognition – Unlock with a Look Your face is your key. This smart lock uses advanced 3D facial mapping to recognize you in just 0.5 seconds — hands-free, secure, and futuristic. No more keys, codes, or waiting. 🧬 5 Unlocking Methods – Total Flexibility Face ID, fingerprint, passcode, IC card, and mechanical key — with storage for up to 100 users. Perfect for families, friends, or Airbnb access with full control. 🔔 1080p HD Camera with Smart Doorbell Alerts See who’s at your door — anytime, anywhere. The built-in HD camera gives you a clear view when someone rings the integrated doorbell, with real-time alerts sent to your phone via the Usmart App. No missed visitors, no surprises. 📲 App Control – Stay Connected from Anywhere Lock and unlock remotely, receive instant notifications, manage access, and view activity history using the Usmart Go App. 🔋 Long Battery Life – 3200mAh + Type-C Backup Enjoy up to 8 months of security per charge. If power runs low, simply recharge with the built-in Type-C emergency port to stay protected. 🏡 Premium Build – 6068 Mortise & Sleek Design Crafted from aluminum alloy with an auto-locking 6068 mortise mechanism. Fits most doors (35–100mm) and adds a touch of smart luxury to any entryway. 🔐 Smart Auto-Lock for Instant Peace of Mind No more "Did I lock the door?" moments. The built-in auto-lock feature secures your door automatically after every close — so your home is always protected, even when you forget. 👥 Multi-User Access Management – Host Like a Pro Easily add or remove users, assign fingerprints or passcodes, and monitor usage in real-time. Perfect for families, staff, or short-term rental guests like Airbnb. Step into the future of home security with this revolutionary 3D Face Recognition Smart Door Lock — where cutting-edge technology meets elegance and total peace of mind. Designed for those who value both safety and sophistication, this smart lock combines a built-in 1080p HD camera, instant facial recognition, and five unlocking methods including fingerprint, passcode, IC card, key, and app control. With just a glance, your door opens in under a second — no hands, no hassle. Whether you're traveling, working, or simply relaxing at home, the Usmart Go App gives you full control from anywhere in the world. Get real-time motion alerts, talk to visitors face-to-face through the video doorbell, and monitor your entryway day or night. Built with durable aluminum alloy and a heavy-duty 6068 mortise, it auto-locks securely and fits doors from 35–100mm. A long-lasting rechargeable battery, emergency Type-C backup, and Alexa compatibility make every detail of this lock smarter. This isn’t just an upgrade — it’s a lifestyle shift. A lock that protects, impresses, and connects. One that makes every arrival feel safe, smooth, and effortlessly intelligent.