You can lock the shaver when you are going to travel. The travel lock prevents the shaver from being switched on by accident.
Activating the travel lock: Press the on/off button for 3 seconds to enter travel lock mode. While you activate the travel lock, the travel lock symbol lights up white continuously. When the travel lock is activated, the travel lock symbol flashes.
Deactivating the travel lock: Press the on/off button for 3 seconds. The travel lock symbol flashes and then lights up continuously. The shaver is now ready for use again.