Don’t forget to take your pills. This great little timer is pocket size or can be worn around your neck and pre set to sound when you are due to take your medication. – Pocket size pill box with neck cord – Audible alarm and flashing light indicate when medication is due – Real time display – Count down timer up to 19 hours – Count up timer to 19 minutes 59 seconds – Uses 1 x 1.5v Button cell battery.