"set a 5 minute timer"
"wake me up in the morning"

• Timer
  • Set: Touch and say "set a timer", "set a timer for 10 minutes" or "set a cooking timer for 15 minutes"
  • Cancel: "cancel my timer" or "cancel my cooking timer"
  • Stop:
    • Say: "stop" or "stop the timer"
    • Hold the screen for 3 seconds
  • Check:
    • "How much time is left on my timer?"
    • "What timers are set?"

• Alarm
  • Set: Touch and say "set an alarm", "set an alarm for 8 a.m." or "set an alarm for 8 a.m. every weekday."
  • Cancel: "cancel my alarm" or "cancel my 8 a.m alarm"
  • Stop:
    • Say: "stop" or "stop the alarm"
    • Hold the screen for 3 seconds
    • more detail please reference to: how to stop "timer & alarm"?
  • Snooze:
    • Flip it over for a few seconds, and you will hear "snoozing" if successful
  • Check:
    
    • "When is my alarm set?"
    • "What's my alarms?"

Note:

• To set the time zone, see "How to set the time zone and clock display?"
• To set a recurring alarm, see "How to set a recurring alarm?"
• Each Alexa device uses timers and alarms independent of other Alexa devices registered on your Amazon account. Use your voice to set up or cancel a timer or alarm, and you can then manage them in the Alexa app. You can set a single timer or alarm up to 24 hours ahead.
• If your device is muted, or not connected to Wi-Fi, your timers or alarms still go off.
• The Alexa app can manage up to 100 timers and alarms.
• Do Not Disturb setting on the Alexa app doesn't block timers and alarms.