Ready to Ship
Fast dispatch
In stock
Min. Order : 3 Sets
500-999 Sets
>=1000 Sets

b3-15 intelligent electronic door lock APP WIFI waterproof digital lock full-automatic gate lock

Note: Please be cautious and check with your supplier if this product is for virus protection purposes and if the coronavirus (COVID-19) will affect your order.
Trade Assurance
Built-in order protection service in
Product quality
On-time shipment
More on shipping and other trade services.

Quick Details

Place of Origin: Guangdong China
Warranty: 18 Months
Support: Video intercom system and Access control system.
Waterproof: IP65
Data Storage Options: Memory Card
Material: 304 stainless steel back body, zinc alloy front panel.
Model Number: b3-15
Certification: CE ROHS
Special Features: Anti-Peep Code,Wrong-Try Lockout
Brand Name: SELOCKEY
working temperature: -30~70 Degree
Door thickness: 30-100mm
Unlock Outdoor: Fingerprint, TTLOCK APP, WIFI, Passcode, Card,key, Smart AI
Application Door: Metal,Wooden,Aluminum Door
Application: Hotel/Home/Apartment/Airbnb/office
Working voltage: 6V or 12V
Packaging Detail: Color Box or Neutral Packing Optional; Carton Box Size: 47*37*30CM
Selling Units: Single item
Single package size: 28X24X7 cm
Single gross weight: 3.1 KG
Zhongshan Jiean Electronic Technology Co., Ltd.
Gold Supplier
Response Rate
On-time delivery rate
US$ 20,000+
Visit Store
B3-15 Product Features
一.  Product Function
1. Unlock 7 ways: ttlock app (Bluetooth unlock and send ekeys), fingerprint, card, passcode, key, wifi (optional), remote
controller .
2. 3 ways to unlock remotely by app .
3. Sending ekeys .
4. time-limited password generated on app .
5. unlock remotely by wifi unlock .
6. Suitable for Airbnb with the strong renting management functions on app to send ekeys and remotely generate time-limited passcode (can without wifi).
7. Suitable for home and family using too.
8. Checking unlock records on app.
9. Checking battery conditions on app.
10. Can also monitor staffs’s attendance on app.

二.  Other Important Specification
Material: 304stainless steel (back part lock body), zinc alloy (front panel) .
Waterproof: IP65 waterproof front lock.
Has emergency charging port which can emergency power charge.
Power by 4 *AA battery, last for a year. Or can power by 12V electricity.
Auto-lock and Auto-unlock.
Support with extra remote controller (can add).
One hole installation.
Support with Video intercom system and can connect with Access control system.

For large orders: We have advanced manufacturing equipment and excellent R&D team to design and manufacture different products
according to the different market requirements of customers.
We also provide light customization services. We can add your logo to our products, design and make the package and instructions
for you. We can also make product promotion pictures and video for you.
For more detailed operations and information, please contact sales team for further support.

Unlock ways
 Fingerprint, TTLOCK APP, WIFI (optional), Passcode, Card, Mechanical key, AI Alexa and google home.
304 stainless steel back lock body, full zinc alloy front lock.
Suitable for
wooden doors, aluminum doors, metal doors
Card Type
Mifare 1 Card (13.56MHz)
Data Capacity
200pcs fingerprint +100pcs cards+ unlimited Pincodes
Fingerprint Reader
FPC Fingerprint Reader
190mm*70mm*30mm, back lock: 200*85*35mm
Working Voltage
6V (two sets 4*AAA Batteries (inner power) or 12V (power by electricity outside)
Applicable for door thickness
Standard Edition:30mm-60mm Custom Edition:60mm-100mm
18 Months
Lock Reversible
Working Temperature
Electronic Moritse life span
Support 50,000 Times of Lock & Unlock Operation