Purchase Notes
1. DS2 wireless door sensor must be used with smart locks, G2 gateway can connect to other TTlock APP-compatible smart devices
2. The products of each option are only suitable for TTlock APP. Please carefully check whether the products and functions of each option are what you want before placing an order to avoid unnecessary disputes.
3. If you encounter any problems with use or installation after receiving the goods, please contact the customer service on the after-sales card and we will solve it for you. Due to the time difference, the customer service response time is 6 to 12 hours
Option 1: DS2 wireless door sensor
Turn on the unlocked door reminder in the door sensor settings. If you forget to close the door, the door lock will briefly alarm. If a gateway is added, abnormal alarm information will be pushed to the APP in real time. Without a gateway, messages cannot be pushed.

Option 2: G2 Gateway
Can connect to any TTlock version of smart lock, or your smart speaker, to achieve remote unlocking and management, and view door opening information in real time on the APP

Option 3: DS2+G2 gateway
The door sensor and gateway are connected to achieve intelligent linkage. If an abnormality occurs, the door sensor will sense it, the smart lock will alarm, and the abnormal warning message will be sent to the APP through the G2 gateway.











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