PAGER HELP: Ideal as an alert for individuals who need quick assistance, such as seniors, children, people with disabilities, pregnant individuals, or those recovering from illness. Simply press the call button to receive prompt, attentive care without raising your voice. It can also function as a doorbell. Emergency alert: Designed for convenient carry—place it in a pocket or wear it around the neck using the included lanyard. It can also be mounted on surfaces such as beds or toilets using double-sided tape for easy access. Waterproof SOS transmitter: The call button is waterproof and suitable for use near water sources, including bathrooms and kitchens. Suitable for residential homes, assisted living facilities, clinics, and hospitals. Long wireless range: Up to 300 feet in open areas. Five adjustable volume levels, ranging from silent (0 dB) to loud (110 dB). Simple setup: Supports pairing between multiple transmitters and receivers.