# 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.

![RAYKUBE K20 Biometric Fingerprint Door Lock](https://ae01.alicdn.com/kf/A8ff4308578bd4904b486a38b31cf8a597.jpg)

## 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

![RAYKUBE K20 Features](https://ae01.alicdn.com/kf/Sab572206fcad4284804a73cbd0c0091aP.jpg)

## 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.

## Details

- **Price:** 117.11 EUR - 159.6 EUR
- **Vendor:** Tidesmit
- **Type:** Smart Door Lock
- **Tags:** smart door handles

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| 22x240 4585 | 150.76 EUR | In stock |
| 22x240 5085 | 149.35 EUR | In stock |
| 22x225R | 138.76 EUR | In stock |
| 22x240 4085 | 149.76 EUR | In stock |
| 22x195R | 143.78 EUR | In stock |
| 22x220R | 138.76 EUR | In stock |
| 22x190R | 149.43 EUR | In stock |
| 22x195 | 144.22 EUR | In stock |
| 60 mm Latch | 117.11 EUR | In stock |
| 22x147 | 127.80 EUR | In stock |
| 24x235 5572R | 154.60 EUR | In stock |
| 28x300 6085 | 159.60 EUR | In stock |
| 22x235 6072 | 154.13 EUR | In stock |
| 22x235 5572 | 154.41 EUR | In stock |
| 22x240 6085 | 146.34 EUR | In stock |
| 22x240 7085 | 154.89 EUR | In stock |
| 22x160 | 128.16 EUR | In stock |
| 22x165 | 134.03 EUR | In stock |
| 22x240 5050 | 129.85 EUR | In stock |
| 22x185 | 143.91 EUR | In stock |
| 22x190 | 132.53 EUR | In stock |
| 22x200 | 134.45 EUR | In stock |
| 22x170 | 134.40 EUR | In stock |
| 22x180 | 129.30 EUR | In stock |

## Images

- Electronic door lock with keypad, black lever handle, and fingerprint sensor panel.
- Electronic door lock keypad and lever handle with fingerprint reader for secure access.
- Door lock keypad front panel with numeric layout, showing frosted vs mirror design.
- Adjustable connecting rod screw position on door lock backplate with mounting holes.
- Black electronic door lock with keypad and lever handle on a door, voice system icons.
- Door lock with keypad and lever handle, with electric lock switch area shown.
- Door lock front keypad and side handle with installation and design comparison chart.
- Black electronic door lock with keypad and lever handle on door, voice system indicator.
- Smart door lock with keypad and lever handle, paired with Tuya app on a phone.
- Smart door lock keypad and lever handle with Tuya app for remote temporary unlock.

---

> Source: [Tidesmit](https://tidesmit.com/products/raykube-k20-biometric-fingerprint-smart-door-lock)
> Updated: 2026-08-26