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Home > Electronic Door Locks > Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock
Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock
Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock
Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock
Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock
Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock
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Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock
Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock
Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock
Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock
Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock

Multiple Unlock Mobile APP Control Bluetooth WiFi Remote Digital Secure Electronic Smart Door Lock

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Product Description

Basic Information
Model NO.
D221
Material
Aluminum Alloy
Type
Key Lock/Electronic
Style
Modern
Backset
70mm
Door Thickness
35-60mm
Color
Black
Power
AA Battery*4
Technical Specifications
ModelD221
MaterialAluminum Alloy
Technical ProgramTT-Lock APP
Lock CylinderLevel-C Optional
CommunicationBLE
Opening DirectionUniversal
Size62*71mm
Unlock WayAPP, Password, Finger Print, Wristband or Key
Mortise60/70 Adjustable Single Latch
Product Highlights
✓
Advanced Security
Military-grade encryption & anti-tamper alarm protect against hacking.
✓
Multiple Access
Supports fingerprint, APP, IC card, Bluetooth, and mechanical backup key.
✓
Smart Integration
Works with Alexa/Google Home for voice control and remote access via app.
✓
Easy Installation
Fits standard door sizes (35-55mm thickness) with step-by-step guide.

Why Choose Us?

• OEM/ODM Supported - Customize logos, colors, and functions

• 12-Month Warranty & 24/7 Technical Support

• 10+ Years of Professional Smart Lock Manufacturing Experience

Ideal for: Hotels, Airbnb, apartments, offices, and smart homes seeking keyless convenience.

Product Gallery
Smart Lock Control
Unlock Methods
Digital Secure Entry
Smart Door Lock Features
Mobile App Control
Electronic Lock Design
Installation Details
Security Encryption
Smart Home Integration
Frequently Asked Questions
What certificates do your products have?
We have CE and UL certificates. All our product designs follow international standards such as EN/CE, UL, and ANSI.
Do you accept OEM or ODM orders?
Yes, we are professionals in OEM and ODM services and cooperate with several well-known global brands.
What is the guarantee on your smart locks?
We provide a One Year Mechanical Guarantee on our products.
What materials are used for the lock construction?
We primarily work with high-grade Aluminum Alloy and Stainless Steel (SUS304 and SUS316).
Can I request a sample before placing a bulk order?
Yes, we can offer samples for your evaluation. You would only need to provide a courier account for freight collection.
What are your standard payment terms?
We accept various payment methods including T/T, D/P, Western Union, and L/C.

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