Advantage Magnetic Patient Alarms, 1 Count brand_Acelity resulting in less frequent dressing resulting in less frequent dressing changes and less wound trauma the cuff is ready to work helping to eliminate false alarms and clothing tears Mounts on bed or chair Tether clips to patient's clothing Recessed on off switch on side of alarm Battery check button allows caregiver to check batteries without sounding alarm Uses 2 AAA batteries (included) Battery cover securely fastened with screws Adjustable cord Includes strap and hook and loop fastener for mounting Inhibit patient wandering with this efficient alarm The magnetic pull switch releases from any angle