Wireless paging system call button and care watch pager

This wireless wrist watch pager  MMC-N818 is the most economical wireless paging systems, no paging host is needed, the call button information goes directly to the pager host.  Ideal choice for small places. And it is suitable for the aged, children, disabled to call for help.   Features: Watch-like design Modulation: FM Holds up to 16 messages single line, 12 character display 4 alert modes: mute/vibrate/single tone/music (6 single tone and 3 music) Operates on a rechargable battery Low battery indicator Automatic backlight Automatic On/Off increases battery life Set time and date Battery life: Weight:0.05kg Dimensions: 5.2 x 4.2 x 1.7 CM