AliMed® Basic Magnetic Pull Cord Alarm is the most versatile of all our alarms and comes with universal fitting for bed, chair, and toilet. It features dual tone/volume, LED light for low battery indication and on/off switch. Includes hook and loop fastener for wheelchair and holster with mounting screws for headboard or toilet installation. Adjustable cord (18 -58) suits any situation and has a strong alligator clip for attachment to patients clothing. Batteries included. Most versatile alarm Long battery life Easy on/off switch Cord adjusts simply from 18 - 58 Batteries and mounting materials included Dual tone/volume