General description Ideal as an alarm for individuals who need quick assistance, such as the elderly, children, the disabled, pregnant women, or the sick. Simply press the call button to receive prompt and attentive care without shouting. This device can also function as a doorbell. Technical specifications Waterproof SOS transmitter Long wireless range: 300 feet in open areas Chime unit with 55 ringtones to choose from 5 adjustable volume levels from 0dB to 110dB Power supply mode: 100-250V Power supply voltage: 110~250(V) Power consumption: 0.5(W) Dimensions may vary by 1-2 cm due to manual measurement Compatibility and accessories Includes a necklace for wearing around the neck Double-sided tape for sticking on surfaces like beds or toilets Installation Can be placed in pockets or worn as a pendant Can be installed on toilets or other surfaces using double-sided tape Usage Press the call button for immediate assistance Suitable for use in homes, nursing homes, clinics, and hospitals