RAYKUBE K20 Smart Fingerprint Door Lock – Tuya Bluetooth App, Card & Password Unlock

The RAYKUBE K20 is an upgraded biometric smart door lock designed for modern security and everyday convenience. Featuring a matte frosted front panel, electronic anti-lock on the indoor panel, and five flexible unlocking methods, it delivers reliable access control for homes, apartments, and offices.

• 5 unlocking methods: fingerprint, Tuya app (Bluetooth), password, smart IC card, and mechanical key
• Matte frosted front panel resists scratches and daily wear
• Electronic anti-lock on indoor panel for added security
• Supports temporary passwords via Tuya app
• Virtual password (anti-peeping) for safer keypad use
• Free-handle design prevents forced or violent unlocking
• Anti-electromagnetic attack protection against interference
• Passage mode for frequently accessed doors
• Mechanical key + Type-C emergency power support

• Compatible with Tuya Smart / Smart Life app
• Bluetooth smartphones (Android & iOS)
• Optional USB Bluetooth gateway for WiFi remote access
• Suitable for left or right opening doors
• Fits steel, wooden, brass, and stainless steel doors

• Brand / Model: RAYKUBE K20
• Material: Zinc Alloy
• Unlock Modes: App / Bluetooth / Fingerprint / Password / IC Card / Key
• Fingerprint Sensor: Semiconductor (FPC)
• Smart Platform: Tuya
• Door Thickness: 26–50 mm
• Handle Direction: Left & Right Reversible
• User Capacity: 100 fingerprints / 100 cards / 100 passwords
• Power Supply: 4 × AAA 1.5V batteries (not included)
• Operating Temperature: −20℃ to 55℃
• Password Function: Virtual password supported
• Color: Black

• Ideal upgrade for smart homes and rental properties
• Perfect for apartments, offices, and Airbnb hosts
• Multi-language voice system for global use
• Premium finish with advanced security features

• Measure your existing mortise lock size before ordering
• Install the lock using the selected mortise size
• Insert 4 AAA alkaline batteries
• Pair the lock with Tuya app via Bluetooth
• Add fingerprints, cards, and passwords in the app
• Optional: connect a Bluetooth gateway for WiFi control

• Front Panel × 1
• Rear Panel × 1
• Mortise Lock × 1 (selected size)
• Smart IC Cards × 5
• Mechanical Keys × 2
• Screw Kit × 1

• Please measure your door and mortise size carefully before purchase
• There are two lock body versions with the same function; shipment is random
• WiFi remote access requires an additional gateway (not included)
• Use non-rechargeable alkaline AAA batteries only
• Professional installation is recommended for best performance