GHome KD03 PRO Smart Door Knob 4-in-1 with USB-C Charging & Gateway Remote - Fingerprint, Keypad & App, Anti-Peep, Tamper Alarm, Emergency Power, Keyless Entry, Black

GHome KD03 PRO Smart Door Knob – 4-in-1 with USB-C Charging, Gateway Remote & Tamper Alarm

Most smart door knobs stop at Bluetooth range. The GHome KD03 PRO goes further. Connect it to a compatible gateway and you can lock, unlock, and manage access from anywhere in the world — not just from your couch. Add a built-in tamper alarm that triggers on forced entry attempts, USB-C recharging so you never deal with disposable batteries, and emergency power input so a dead battery never locks you out, and you have one of the most capable smart door knobs available for serious smart home users, Airbnb hosts, and rental property managers.

Why the GHome KD03 PRO Stands Out

• 🌐 Gateway Remote Control – Connect via a compatible gateway for true remote access from anywhere — not just within Bluetooth range. Lock, unlock, and manage access from across the world via the app.
• 🔔 Built-In Tamper Alarm System – The integrated alarm triggers on tamper detection or forced entry attempts, providing an active security deterrent and instant alert for unauthorized access.
• 🔋 USB Type-C Rechargeable Battery – No disposable batteries needed. The built-in battery recharges quickly via standard USB-C (B-to-C cable), keeping your lock powered and ready at all times.
• ⚡ Emergency Power Support – Never get locked out due to a dead battery. The emergency power input allows you to temporarily power the lock from an external source to regain access.
• 👆 Biometric Fingerprint Recognition – Fast and accurate fingerprint scanning grants access in under a second. Store multiple fingerprints for family members, guests, or staff.
• 🔢 Keypad PIN Entry – Enter a personal PIN on the backlit keypad for reliable access — no smartphone required.
• 📱 App Remote Management – Manage access via the companion app. Add or revoke credentials, review unlock history, and adjust settings remotely (gateway required for beyond-Bluetooth access).
• 🔓 Anti-Peep Password Protection – Enter random digits before or after your real PIN to prevent others from guessing your code by watching your keystrokes.
• 🔧 Easy DIY Installation – Fits most standard US door preparations. Installs in minutes with a standard screwdriver — no professional installer needed.

Specifications

Frequently Asked Questions

Q: Who is the GHome KD03 PRO best suited for?
A: This lock is ideal for smart home enthusiasts, Airbnb hosts, rental property managers, and anyone who needs true remote access management (beyond Bluetooth), tamper alerts, and USB-C rechargeable convenience in a single smart door knob.

Q: What is the difference between Bluetooth app control and gateway remote control?
A: Bluetooth app control works only when your phone is within Bluetooth range of the lock (typically 30–50 feet). Gateway remote control connects the lock to your home WiFi via a compatible gateway, enabling true remote access from anywhere in the world via the app.

Q: Is this a good gift for a smart home enthusiast, Airbnb host, or property manager?
A: Absolutely. The gateway remote access, tamper alarm, USB-C charging, and emergency power make this an excellent smart home gift, property management upgrade, or practical solution for anyone who needs enterprise-grade smart lock features in a compact door knob.

Q: What happens if the battery dies completely?
A: The emergency power input allows you to temporarily power the lock from an external USB power bank or similar source, giving you enough power to unlock the door and recharge the battery — so a dead battery never locks you out permanently.

Q: Can I use this lock without a gateway?
A: Yes. Fingerprint, keypad PIN, and Bluetooth app control all work without a gateway. The gateway is only required for true remote access beyond Bluetooth range.

Q: Is this lock a good example of IoT or smart home security technology for STEM learning?
A: Yes. This lock demonstrates real-world applications of biometric fingerprint authentication, Bluetooth and gateway IoT connectivity, tamper detection alarm systems, and USB-C power management — making it a great hands-on example for students and tech enthusiasts exploring smart home security systems.

Fast US Shipping

Ships from our US warehouse. Enjoy free delivery in 2–7 business days — no customs delays, no long waits. Order today and take your smart home security to the next level.