YRHAND TTLock Fingerprint Smart Cylinder Lock | Keypad & App

YRHAND TTLock Biometric Smart Cylinder Lock – Keypad, App, RFID & Fingerprint Access

Upgrade your home security with the YRHAND C50D TTLock Smart Cylinder Lock — a feature-rich, European-standard adjustable cylinder lock designed for modern homes. Unlock your door in seconds using your fingerprint, numeric keypad, smartphone app, Bluetooth, RFID smart card, or mechanical key — six convenient access methods in one sleek device.

Built from premium aluminium alloy and 304 stainless steel, this intelligent lock is rated IP66 weatherproof, making it dependable in rain, dust, and temperatures from -30°C to +60°C. The auto-lock feature ensures your door is never accidentally left unsecured, while the low-battery alert keeps you informed well in advance.

Compatible with Google Assistant and the TTLock app, this smart lock fits seamlessly into your connected home ecosystem. Issue temporary access codes for guests, cleaners, or delivery personnel — all managed remotely from your smartphone.

Made in Mainland China.

Key Features

• 🔐 6-in-1 Unlocking: Fingerprint, keypad code, Bluetooth app, RFID card, mechanical key & temporary codes
• 📱 TTLock App Compatible: Remote management, access logs, and temporary code issuance
• 🗣️ Google Assistant Integration: Voice-control your lock hands-free
• 🌧️ IP66 Weatherproof: Protected against dust and powerful water jets
• 🔄 Auto-Lock Function: Automatically secures the door after entry
• ⚙️ Adjustable European Standard Cylinder: Fits a wide range of European mortise locks
• 🔋 6–10 Month Battery Life: Powered by AAA batteries with low-battery alert
• 💪 100,000+ Press Cycles: Built for long-term, high-frequency use
• 🏅 CE & FCC Certified: Meets international safety and quality standards
• 🌡️ Wide Operating Range: -30°C to +60°C for year-round reliability
• 🎨 Available in: Silver, Gray, or Gold

Product Specifications

Why Choose a Smart Cylinder Lock?

Traditional keys can be lost, duplicated, or forgotten. A smart cylinder lock gives you complete control over who enters your home and when — all from your phone. Learn more about home security best practices from the U.S. Consumer Product Safety Commission (CPSC).

Frequently Asked Questions

Q: What doors is this YRHAND TTLock smart cylinder lock compatible with?

A: The YRHAND C50D is designed to fit European standard cylinder mortise locks, commonly found on residential and commercial doors across Europe and many other regions. Please verify your door's cylinder dimensions before purchasing to ensure compatibility.

Q: How do I grant temporary access to guests or service providers?

A: Through the TTLock smartphone app, you can generate one-time or time-limited access codes and share them digitally. This means you can let in a guest, cleaner, or service technician without handing over a physical key — all managed remotely from your phone.

Q: What happens if the battery runs out?

A: The lock provides a low-battery alert well in advance of power loss. The AAA batteries are fully replaceable, and most users enjoy 6–10 months of battery life under normal usage. In an emergency, a mechanical key can always be used as a backup.

Q: Is this lock suitable for outdoor use?

A: Yes. The YRHAND C50D carries an IP66 weatherproof rating, meaning it is fully protected against dust ingress and powerful water jets, making it ideal for exterior front doors in all weather conditions. It also operates reliably from -30°C to +60°C.

Q: Does this smart lock work with Google Assistant?

A: Yes — the YRHAND C50D integrates with Google Assistant, allowing you to control your lock using voice commands as part of your smart home setup. It also connects via the TTLock app over Bluetooth for full remote management.