User Manual

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2.4 Wi-Fi
The device has built in Wi-Fi Chip, it automatically connects to the WIFI hotspot nearby and filter the
hotspot info then select the WIFI hotspots with strongest signal, the device will pack those hotspots
info and saved into the packet that will be uploaded, after the backend receives Wi-Fi information, it
will interpret the WIFI info and acquire the current location from the Wi-Fi database, The default
setting is WIFI priority, once it detects WIFI Hotspot, it will upload WIFI info only , and do not use GPS,
if WIFI is not detected, it will use GPS to position.
Kindly reminder: To use Wi-Fi feature, please make sure your software supports Wi-Fi database
2.5 Blind data storage
When the device enter into blind zone when in sleep mode, it will store the trace data according to
the preconfigured time interval and it will upload the data in the blind zone to the backend when the
cellular network recovers
2.6 Temperature detection
The device built-in temperature sensor, it detects the temperature once the device is turned on, then
will read it every 16 seconds. The temperature accuracy 95%.
2.7 OTA commands from backend
Since the wake up of the device is normally short before enter into sleep mode, it is hardly to receive
SMS , to ensure the command sending efficiently, we suggest an OTA commands to be sent from the
platform, when the device is online, the backend will automatic send this command, to make sure
the commands is properly received.