The Lunderg Under Mattress Bed Alarm is a wireless device designed specifically for elderly adults to prevent falls and provide safety during sleeping hours. This alarm system includes both under mattress and chair alarms, making it a comprehensive solution for fall prevention. With a 24-month lifespan and adjustable volume, this bed alarm offers peace of mind for both individuals and caregivers. The white plastic design ensures a discreet and unobtrusive presence in the bedroom, while the vibration mode only available feature adds an extra layer of security. Ideal for individuals looking to maintain their independence while ensuring safety in their sleep environment.