B50 涂鸦版圆型辅助锁（Tuya）
Round smart auxiliary lock · Brazil export model · Tuya Smart ecosystem · smart-home linkage
Project-based pricing · Contact us for a quote
Tuya Version · Platform Ecosystem
The Tuya version is Powered by Tuya and joins the global Tuya Smart ecosystem: unlocking can trigger lights, curtains and cameras, and the lock works with mainstream voice assistants. With 8 switchable languages, it drops straight into homes, B&Bs and integration projects already delivered on Tuya — no new app or automation rework needed.
Version Comparison · One Hardware, Four Ecosystems
| Version | Platform | Networking | Best For | |
|---|---|---|---|---|
| TTLock Version | TTLock App (rental / hotel / housing ecosystem) | Bluetooth / WiFi / Gateway / NB-IoT | Hotels, apartments, rental projects | View → |
| Tuya VersionCurrent | Tuya Smart App (smart-home linkage) | Tuya Bluetooth / Tuya WiFi / Zigbee / Remote | Homes, B&Bs, smart-home scenes |
Product Size
Networking (Optional)
Specifications
Accessories & Extensions
Universal add-ons for all FANDAN smart locks — pick as needed
Bridge between Bluetooth locks and the server: sync unlock records, alarm reports & remote management
Bluetooth remote — tap to unlock from a distance
Hotel-style card issuing: master / floor / building / room cards (MiFare S50)
Auto-lock on close, with real-time door status
App-managed elevator access via IC cards
Remote fingerprint enrollment & push — ideal with NB-IoT locks and public housing