TTLock Bluetooth app smart safe box KT-SB21

Smart Bluetooth Safe Deposit Box with APP Control, 6 Unlock Methods, 20mm Steel Lock Bolt, LED Light & Real-Time Alarm – Ideal for Home & Hotel Use

🔒 Upgrade Your Security with the KOTONLINK KT-SB21 TTLock Smart Safe Deposit Box 🔒

Protect your valuables with the most advanced Bluetooth-enabled intelligent safe designed for both home and hotel use. The KT-SB21 combines cutting-edge technology, robust construction, and user-friendly features to deliver unmatched security and convenience.

✅ Why Choose the KT-SB21 Smart Safe?

🔹 6 Advanced Unlocking Methods
Choose how you want to access your safe:

• APP Remote Control – Open from anywhere via smartphone
• Password Unlock – Set custom 4–9 digit PINs
• IC Card Unlock – Convenient swipe access
• Physical Key – Emergency backup
• Electronic Key – Secure digital key via app
• Temporary Code – Share temporary access safely

🔹 Smart APP Integration

• Works seamlessly with Google Assistant & Amazon Alexa
• Supports multiple languages: English, Russian, Spanish, and more
• Real-time unlocking logs – Track who, when, and how the safe was opened
• Share passwords securely – Generate one-time, timed, recurring, or permanent codes for family, guests, or staff

🔹 Intelligent Security System

• Double Alarm Protection: After 3 failed attempts, the system triggers an emergency alarm and locks the keypad for 5 minutes
• Real-time Push Alerts: Instant notifications sent to your phone in case of unauthorized access
• Automatic Electronic Lock: Set auto-lock time (5s–30s) for added peace of mind

🔹 Built for Durability & Safety

• 20mm Double Solid All-Steel Locking Bolt – Resists cutting, prying, and forced entry
• All-steel construction – No hollow or thin parts; built to last
• Emergency Key Unlock: Never get locked out – physical key access in case of battery failure

🔹 User-Friendly Features

• LED Lighting Inside: Illuminates contents when opened for easy visibility
• Low Power Consumption: Powered by 4 x AA alkaline batteries (long-lasting, low power usage)
• Battery Low Reminder: Prevent unexpected shutdowns

🔹 Spacious Interior – Store Everything You Need
Perfect for storing:
✅ Passport | ✅ Cash | ✅ Jewelry | ✅ Documents | ✅ Laptops (up to 15-inch) | ✅ Cameras | ✅ Hard Drives | ✅ Other valuables

🏡 Perfect For:

✔️ Home Security – Keep your family’s valuables safe
✔️ Hotels & Resorts – Offer guests secure storage with remote management
✔️ Offices & Apartments – Manage access with shared or temporary codes

Technical Specifications:

• Dimensions: 410mm (L) × 190mm (H) × 370mm (W)
• Internal Capacity: Spacious enough for laptops, documents, cash, jewelry, and more
• Weight: Lightweight yet sturdy
• Power Supply: 4 x AA Alkaline Batteries (included)
• Material: Full-steel body with anti-pry design
• Connectivity: Bluetooth 4.0 + TTLock APP (iOS & Android)

Buy Now & Enjoy Peace of Mind!

The KOTONLINK KT-SB21 TTLock Smart Safe is not just a storage box — it’s your personal security guardian. Whether you're securing your home, managing guest access at a hotel, or protecting business assets, this intelligent safe delivers smart, reliable, and future-ready protection.

📦 Free Shipping Available | 💬 24/7 Customer Support | 🌐 Global Warranty

👉 Add to Cart Today – Protect What Matters Most!

* Packing List

Product size (W * D * H): 420*360*190 (mm) Package size (W * D * H): 460*405*235 (mm) Net weight/Gross weight: 9.7/10.5±0.5 (kg)

Box thickness: 1.5 (mm)

Door thickness: 4.0 (mm)

Box color selection: frosted black 

Panel color selection: Black

Key Word:

• Smart safe deposit box
• Bluetooth safe box
• App controlled safe
• Electronic digital safe
• Hotel safe with app
• Home security safe
• TTLock smart safe
• Digital safe with alarm
• Anti-theft safe box
• Intelligent safe deposit box
• Remote control safe
• IC card safe
• Password safe box
• Automatic locking safe
• LED light safe
• Double bolt safe
• 20mm steel lock bolt
• Real-time monitoring safe
• Temporary password safe
• Multi-user access safe
• Portable digital safe
• Secure storage cabinet