To power ON your Ember, press and hold the Ember logo for 3 seconds until the display shows "HELLO."
Directly behind the Ember logo is a capacitive touch sensor, this is how Ember will know when you are interacting with it.
To power OFF your Ember, press and hold the Ember logo for 3 seconds until the display shows "OFF?" then tap the logo to confirm. The display will show "GOOD BYE" informing you that your Ember Travel Mug has successfully powered OFF.