SINGCALL Wireless Service Calling System Home Caring Waterproof Convenient for Old Aged People for Cafe Hotel Hospital, Pack 5 Buttons 1 Watch Mobil Receiver

Watch Mobil Receiver: 01. Waterproof. (It can be put into 3.3ft (1.0m) deep water, then it still can work for more than 30 minutes.) 02. Has calendar, clock and alarm clock function. Rechargeable battery, super standby time (about 5 days). 03. With fast delete function, it can delete one registered number or all registered numbers with only one key. 04. Can download the registration information by charged software, makes the registration easier. 05. With encryption function, avoiding the information lost by mistake operation. 06. OLED screen, thinner, lighter and more flexible anti-seismic and knock. Call button: 01.3.39*3.39in flexible square with big round button of 2in diameter, letting simple enlarge fashion. 02.The super big attractive button with 2in diameter, and the sensitive touching reaction , making the calling more convenient. 03.360 degree water-proof handling and the simple pushing bottom base without screws showing the humanized design and making it simple to change batteries. 04.Simple and stable login mode, the phenomenon of messy code does not appear. Signal is stable and long distance