Mini Personal GPS Tracker GT350 Portable and Long Stand-by Time Mini Personal GPS Tracker is designed for inspectors, travelers, outworkers, etc. It supports a wide variety of functions including emergency, Geo-fence boundary crossings, voice monitoring and SOS alarm. GPS+LBS positioning Update and report the location quickly and accurately. 90 days standby time (1 position per day) Battery life is up to 90 days. Three D acceleration sensor for vibration alert You will be alerted when it detects any vibration. . Geo-fence alarm A Geo-fence can be set by SMS command to provide a safety net for your loved ones. When anyone carrying the tracker walks in/out of the fence, SOS numbers will receive alarm. Voice monitor Monitor mode enable you hear the sound around the tracker. SOS emergency call There will be SOS button for emergency SOS alarm. Anyone carrying the tracker can long press the SOS button to activate SOS alarm. SOS alarm and location will be sent to preset SOS numbers. Multiple position query modes SMS, APP, Web