Activation cord is adjustable from 18 to 33 inches. Alarm easily secures to a bed or chair with a self-contained clip. Deactivate with on/off switch. Economical way to notify caregivers that a bed-confined person has moved. Requires 9-volt battery (included). Two volume settings: 85 dB and 100 dB. When user gets up, the pin connector pulls from the alarm unit activating the signal.