smpl Wander Alert™ is the simplest, expandable and complete alarm system available. This smpl Wander Alert Motion Sensor & Alarm kit will alert caregivers from the portable alarm, the movements from individuals in a bed, chair, room or hallway. Helps prevent potential injury of the disabled, seniors with mobility issues, dementia or Alzheimer's, the visually and hearing impaired and children. Now you don't have to watch them every minute of the day and still be there in seconds to help.