Key Features

• Unlock via Bluetooth using mobile app

• Sleek slim design – ideal for aluminum and glass doors

• Multiple access methods: App, Card, Code, Mechanical Key

• Stainless steel silver finish for a premium look

• Easy installation with modern tech integration

• Real-time access log via mobile app

• Low battery alert + USB emergency power port

Technical Specifications

• Model: S31BS

• Material: Aluminum alloy + Stainless steel

• Color: Silver

• Unlock Methods: Bluetooth App, RFID Card, Passcode, Key

• Power Supply: 4x AAA batteries (not included)

• Emergency Power: Micro-USB port

• Applicable Door Type: Aluminum framed doors, glass doors

• Working Temperature: -20°C to 60°C

• Door Thickness: 30mm to 60mm

• Mobile App: Tuya / Smart Life compatible