Indoor Ball Lock Electronic Smart Door Lock Tuya APP Password Lock

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Product Description

Basic Information
Model NO.
SF049
Type
Electronic
Style
Modern
Shape
Handle Lock
Anti-theft Standard
A
Backset
70mm
Door Thickness
35-50mm
Usage
Household, Bedroom, Office, Apartment
Network
Bluetooth
APP
Tuya (Ttlock for Option)
Battery
4PCS AAA
Unlock Way
APP + Password + Key
Smart Door Lock Banner
Why Choose Us
1
Fast Delivery: Daily production capacity of 20,000-30,000 sets. Regular orders delivered in 3-5 days.
2
Customization: Professional design team for appearance, hardware, and software customization.
3
Quality Control: Every smart door lock undergoes more than 1,000 repeat tests before delivery.
4
Price Advantage: 20 years of production experience with high-quality, cost-effective raw materials.
Smart Lock Details
Technical Specifications
Product ModelSF048
Unlock TypeAPP + Fingerprint + Mechanical key
NetworkBluetooth
MaterialAluminum alloy
Suitable for Mortises60/70
Door Thickness35-50 mm
Power Supply4*AA Batteries
Working Temperature-20°C ~ 70°C
APP SupportTUYA / TTlock
Product Gallery
Smart Lock View 1 Smart Lock View 2 Smart Lock View 3 Smart Lock View 4 Smart Lock View 5
Installation Dimensions
Certifications
Product Certifications
Packaging & Shipping
Packaging Details
Frequently Asked Questions
How many ways can I unlock this smart door lock?
This lock supports multiple unlocking methods including Tuya/TTLock App, Fingerprint, Password, and traditional Mechanical Keys.
What is the suitable door thickness for installation?
The lock is designed to fit standard doors with a thickness ranging from 35mm to 50mm.
What type of batteries does it use and how long do they last?
It is powered by 4 standard AAA or AA batteries (depending on the specific model version). Under normal usage, batteries typically last for several months.
Can the lock operate in extreme weather conditions?
Yes, the lock is engineered to function reliably in temperatures ranging from -20°C to 70°C.
What happens if the batteries run out completely?
You can always use the provided mechanical emergency keys to unlock the door. Some models also feature a micro-USB emergency power port.
Does it support remote management via smartphone?
Yes, through the Tuya or TTLock App via Bluetooth, you can manage users, check unlock records, and generate temporary passwords.

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