Lark Vibrating Alarm and Sleep Sensor


Lark Vibrating Alarm and Sleep Sensor

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Set the alarm on your iPod®, iPhone® or iPad® and the Lark vibrating wristband will vibrate when your alarm goes off! Lark comes with a seven day free trial of the Lark Pro Sleep Coach App, which gives you personalized feedback on how to improve your sleep.

Thirty day limited warranty.


  • Patent-pending vibration technology nudges only you awake
  • Composer-created audio backup in the Lark Up app ensures you'll wake up, even if you take the Lark wristband off during sleep
  • Sure-thing wristband goes off even if your mobile device runs out of battery during the night
  • Wireless Bluetooth transmission of alarm settings and sleep data
  • Wristband is soft and adjustable for different wrist sizes
  • Free Sleep-Assessment personalized sleep report (after 7 nights)
  • Sleep sensor dimensions: 1.6" L x 1.7" W x 0.375" H
  • Band dimensions: 1.375" W x 11.25" L
  • Charging dock dimensions: 4" W x 1.5" H
  • Charging dock charges Lark only; does not charge iPhone, iPod or iPad
  • Includes: Bluetooth sleep sensor, black band, charging dock, 6' USB power cable, Lark Up sleep tracker app (download from iTunes app store)