Please read this manual carefully before attempting installation and online activation. Pictures are for indication and illustration purposes only Accessories Please check whether these accessories are included, Pictures are for indication and illustration purposes only. Looking SOS button Short press SOS button twice to arm and twice again to disarm Long press SOS button to activate SOS alarm 2.3 LED status (non-sleep mode) 2.3.1Red LED (Power/working status) status meaning Quick flashing(interval 0.1S) Low battery Slow flashing(interval 2s) Full charge/Working normally Slow flashing(Flash 01s after every 2s) Working normally Solid bright charging