t300a1

... number for SOS button, when this button is pressed, T300A1 will send one SOS SMS to the SOS preset number ... . Over speed alarm. When the T300A1 speed higher than the preset value,T300A1 will send one over speed alarm SMS ... number. Set Geo-fence alarm. When the T300A1 move out preset scope, T300A1 will send one Geo-fence SMS to the ... +85ºC Operating Humidity: 5% to 95% tracking device T300A1