Queclink GL521MG

The real time temperature value of the terminal. It must be noted that the
temperature function must be enabled in the in the AT+GTTEM command, otherwise this field is empty

The network signal strength level. The range is 0-31, and 99 is for unknown signal strength

The id number of the driver represented in decimal format

Current mode of the device.
0: Power saving mode (PSM)
1: Continuous mode

Current volume of the battery

Cell ID (CID) is a generally unique number used to identify each base transceiver station (BTS) or sector of a BTS within a LAC if not within a GSM network

A numeral to indicate the GPS fix status and HDOP of the GPS position.

0 - GPS fix fails and the last known GPS position is used

1-50 - GPS fix is successful and represents the HDOP of the current GPS position

Each location area has an assigned unique identifier, made up of numbers, called a "location area code" (LAC). The LAC is broadcast by each base station at regular intervals. Within a location area, each base station is assigned a distinct "cell identifier" (CI) number

Mobile country code. It is 3-digit in length and ranges from 000–999.

Mobile network code. It is 3-digit in length and ranges from 000–999.

The movement status of the device. It must be noted that the sensor
function must, otherwise this field is empty.
0: Stillness
1: Motion

The message ID of HEX format report

The protocol version that the terminal conforms to.

The message type of ASCII format report

The network quality of the signal. The range is 0-7, and 99 is for unknown signal quality

The type of the messages GTGEO, GTDOG and GTNMR.
For other reports, it is 0.

For GTGEO
0: Exit the corresponding Geo-fence
1: Enter the corresponding Geo-fence

For GTNMR
0: The state of the device changed from motion to rest
1: The state of the device changed from rest to motion

For GTDOG
0: Reboot periodically according to settings

For GTGEO
0: The current logical state of the input port is disabled state
1: The current logical state of the input is enabled state