Distance Alarm

Fournir un service OTA pour le dispositif d'alarme à distance.

1, The device 'Distance Alarm' is a smart distance sensor device, which can remind people to keep distance from each other.

2, App 'Distance Alarm' is a tool software, can fetch the latest version of firmware from manufacturer's server, then update the firmware of devices.

3, By updating the firmware, we can fix bugs in the device and improve its performance.