ON: Hold down “Power/SOS Button” for 3 seconds to turn ON the watch. If it fails, charge the watch and try again later.
OFF: Hold down the “Voice Message Button” quickly followed by the “Power/SOS Button” to turn off the watch; or, the administrator, can turn off the watch via the Watch Settings in the App.
If the watch does not have a SIM Card, hold down the “Power/SOS Button” to turn off the watch.