Usage Tips: For the elderly, disabled, or sick, they can call their caregiver without shouting for help and with no monthly fee. Caregivers don't have to be with the patient all the time, leaving both parties free. The button is IP55 waterproof and can accept water or soup splashes, but it should be removed before bathing. The caregiver pager system offers 52 melodies to choose from. It features 5 levels of volume ranging from 0dB to 110dB, suitable for babies and light sleepers. Silent mode with LED flash is available when you don't want to disturb others. Utilizing adaptive high-frequency technology with enhanced anti-interference performance, it provides a range of over 500 feet (150 meters) in open areas, with strong signal penetration through multiple walls. This caregiver pager is a simple and efficient assistive device designed for patient and elderly fall alerts, serving as a reliable monitoring aid. The receiver can be placed in various locations, while the call button can be kept in a pocket, attached to a wheelchair, placed by the bedside or on the bathroom wall, or worn as a personal alarm necklace. The system is customizable and expandable, supporting up to 16 transmitters and unlimited receivers. Each transmitter can be set to different or the same alert tone, allowing use across multiple rooms or as part of a medical alert system.