Bring a personal alarm system: ideal for those who need quick assistance, such as the elderly, children, disabled individuals, pregnant women, or those who are unwell. Simply press the button to alert others without shouting. Can also be used as a doorbell. Emergency alert device can be carried in a pocket or worn around the neck using the included neck strap. It can also be mounted with double-sided tape on a bedside table or in the bathroom, allowing parents or children to call for help when needed. Waterproof SOS transmitter: the call button is waterproof and suitable for use in bathrooms. Can be installed on fixed surfaces or bed frames. Suitable for use in homes, nursing homes, clinics, hospitals, and similar environments. 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. Note: We only sell personal alarms and do not include other items shown in images. Due to manual measurement and display differences, slight variations between the product and images may occur.