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/soup splashes, but it should be removed before bathing. The caregiver pager system offers 52 tunes to choose from. 5-level volume range from 0dB to 110dB, accommodates babies and light sleepers. Silent mode with just LED flash is available when you don't want to disturb others. Using adaptive high-frequency technology and enhanced anti-interference, provides over 500ft/150m range in open areas, strong penetration and signal stability, capable of penetrating multiple walls. The caregiver pager is a simple and efficient assistive device designed for patient and elderly fall alarms, and serves as a helpful tool for monitoring. The receiver can be placed in different locations, and the panic button can be kept in a pocket, attached to a wheelchair, bedside, washroom wall, or worn as a personal alarm necklace. Expand your existing calling system with up to 16 transmitters and unlimited receivers, and each transmitter can be set to different or identical melodies. This allows use across multiple rooms or as a medical alert system.