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Description
The HYH HC-D3 Smart Digital Door Lock is a premium touch-screen smart lock designed for residential and commercial doors requiring advanced access control and modern aesthetics. It supports fingerprint recognition, PIN password, RFID card access, Tuya smart app control, and mechanical key override, delivering flexible and secure entry for daily use. Built with a zinc alloy shell using in-mould labeling technology, the HC-D3 combines durability with a sleek finish. The lock integrates with the Tuya Smart App for user management, access records, and system settings, while offering strong safety features such as anti-pry alarm, wrong-try lockout, and low-battery alerts. With high credential capacity, auto-lock functions, and compatibility with a wide range of door thicknesses, the HC-D3 is a reliable solution for modern homes, offices, and commercial properties.
Key Features
Key Features
5-in-1 Unlocking Methods – Fingerprint, PIN password, RFID card, Tuya app, and mechanical key
Touch Screen Interface – Sleek and responsive glass touch panel
Tuya Smart App Integration – User management, access logs, temporary passwords, and settings control
High User Capacity – Supports up to 889 combined credentials
Do not worry we'll send you a video of your product before dispatch
Electronics are Non-refundable
Sorry no return and refunds due to warranty terms, for further information check return policy.
Standard delivery within 2–5 business days
Return items in original condition for a full refund
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DescriptionDescription
Perfect Security Solution for My Office!
Excellent security solution for my office! The Wi-Fi video viewer is crystal clear and I can see who's at the door from anywhere. Installation was straightforward and the hidden PIN feature gives me peace of mind. Highly recommended for Pakistani homes and businesses.
Ahmed Hassan
Business Owner
Makes Life So Much Easier!
As a working professional, this smart lock has made my life so much easier. The EasyKey feature means no more fumbling for keys after long shifts. Video quality is great even at night. Worth every rupee!
Fatima Malik
Doctor, Lahore
ech-Savvy and Secure
Being tech-savvy, I appreciate the Wi-Fi connectivity and app control. The video doorbell feature is fantastic - I can screen visitors before opening the door. Build quality is solid and very secure. Perfect for modern Pakistani homes.
Bilal Siddiqui
IT Manager
Outstanding Product & Service
The hidden PIN feature is brilliant for security. Video quality is excellent and the Wi-Fi connection is stable. Customer support from Building Hardware Online was also very helpful during installation. Highly satisfied!
Imran Raza
Banker, Faisalabad
Peace of Mind for Solo Living
Best investment for home security! As a single woman living alone, this gives me great peace of mind. I can see and speak to visitors through the app before opening the door. Installation team was professional and the product quality is top-notch.
Sana Tariq
Teacher, Multan
Sleek Design, Smart Features
Installed this at my new house and couldn't be happier. The design is sleek and modern. Love that I can give temporary PINs to domestic help and track who enters. The video recording feature adds an extra layer of security.
