✨ Why Choose Us
Fast Delivery
Daily production capacity of 20,000-30,000 sets. Regular orders delivered in 3-5 days.
Customization
Professional design team for appearance, hardware, and software customization.
Quality Control
Every lock undergoes more than 1,000 repeat tests before delivery.
Price Advantage
20 years of production experience with high-quality, cost-effective raw materials.
❓ Frequently Asked Questions
How many ways can I unlock the SF052 smart lock?
The SF052 supports 5 unlocking methods: Tuya/TTLock App, Fingerprint, Password, IC Card, and Mechanical Emergency Key.
Is this lock compatible with my door thickness?
Yes, the lock is designed to fit door thicknesses ranging from 30mm to 100mm, making it suitable for most wooden and metal doors.
Does the lock require a separate gateway for WiFi connection?
The standard WiFi version connects directly to your home network via the Tuya app without needing an extra gateway.
What happens if the batteries run out?
The lock features an emergency USB power port to provide temporary power, and you can always use the physical mechanical key to unlock the door.
Can I use this lock in extreme weather conditions?
The SF052 is built to operate in temperatures ranging from -20°C to 70°C, ensuring reliable performance in various climates.
Do you support OEM or custom branding?
Yes, we provide professional OEM/ODM services, including customization of the product appearance, hardware specifications, and software interface.