RAYKUBE K20 Biometric Fingerprint Smart Door Lock
RAYKube K20 9-Language Biometric Fingerprint Door Lock Electronic Door Lock with Tuya APP/IC Card/Password/Key Unlock
Securing your home often comes with the frustration of traditional keys, forgotten passcodes, or smart locks that only speak a single language and lack flexible integration. Upgraded from the K7 pro+, the RAYKube K20 smart lock delivers a modern, secure solution with five convenient unlock methods and a multilingual voice system.

Key Features & Benefits
- 5 Unlock Methods: Access your home using the Tuya App, biometric fingerprint, password, smart card, or mechanical key.
- Tuya App Remote Control: Connect via Bluetooth to easily add or delete user fingerprints, passwords, and cards directly from your smartphone. Add a USB Bluetooth gateway for WiFi connectivity.
- 9-Language Voice System: Supports Chinese, English, Arabic, Indonesian, Portuguese, Russian, Spanish, Thai, and Vietnamese.
- Enhanced Design & Security: Features a scratch-resistant matte frosted front panel, flexible screw positioning for easy installation without extra drilling, an indoor electronic anti-lock function, and anti-peeping virtual passwords.
- Emergency Backup: Powered by 4 AAA 1.5V batteries with a Type-C emergency power port and mechanical keys for backup.
Technical Specifications
- Model: K20
- System: Tuya Bluetooth 4.0
- Material: Aluminium Alloy
- Fingerprint Sensor: FPC Semiconductor Sensor
- User Capacity: 100 total (100 fingerprints, 100 IC cards, 100 passwords)
- Door Thickness: 26-50 mm
- Operating Temperature: -20°C to 55°C

Common Questions
Can I manage users remotely? Yes, you can use the Tuya App to generate temporary passwords and share them with guests when you are away from home.
What happens if the batteries run out? The lock can be powered via the Type-C emergency port using a mobile power supply or opened directly with the provided mechanical keys.
Upgrade your home security today with the versatile, user-friendly RAYKube K20 biometric door lock.