Meitrack MT90G

Meitrack MT90G is a tiny full-band 3G personal GPS tracker suitable for children, the elderly, and lone workers. The device features a man down alarm, SOS functions, removable lithium-ion battery ensuring up to 180 hours in standby mode, optional magnetic charger, IP65 water-resistant casing, and more.

Protocol: meitrack Manufacturer: Meitrack Forum discussion
Properties
Device Information
device_info
Generic device information.
serial: Serial Number
firmware: Firmware Version
Server Settings Setup
server
The server send command to tracker to setup server settings
apn: APN
host: Host
port: Port
password: APN Password
username: APN Username