User's Manual

6. The operation function of Beacon
When this device is set to be Beacon. The beacon will send out beacon
message to mesh node in every specific time slot. After sending out
message, green LED is flash for a while to indicate a message is transmitted.
Since a battery is built in this beacon, so when battery power is low, a yellow
LED is flashed. User can plug in 5V power to micro USB port, and a yellow
LED will always lit on till battery power charging full.
In addition, if beacon is long time no moving, a built in sensor will detect
and enforce beacon to entry sleep mode to save battery power, and when a
sleep time out, beacon will be wake up and continue to sending message.