Bring a personal alarm system: ideal for those who need quick assistance, such as the elderly, children, disabled individuals, pregnant women, or the sick. Simply press the button to alert others without shouting. Can also be used as a doorbell. Emergency Alert: portable design allows it to be carried in a pocket or worn around the neck with the included lanyard. Can be mounted using double-sided tape on a bedside table or in the bathroom for easy access. Waterproof SOS transmitter: call button is water-resistant, suitable for use in bathrooms and other damp environments. Ideal for home, nursing homes, clinics, hospitals, and similar settings. Long wireless range: up to 330 meters in open areas. The receiver unit offers 38 selectable ringtones with 5-level volume adjustment from 10dB to 110dB. Packing list: 1 personal alarm device. Note: We only sell the personal alarm; other items shown are not included. Due to manual measurement and display differences, slight variations between product and image may occur.