Why should the portable pager for the elderly be plugged in?

Needs to be plugged in for charging.

Personal paging device for the elderly, "one-touch paging device" and "SOS emergency calling device" are a kind of paging device or remote control device that can be carried by elderly people living alone or empty nesters and hung on their chests. It needs to be plugged in and charged to ensure that the battery is sufficient.

The pager mainly plays the role of calling for help for the elderly. It is generally divided into daily calls and emergency calls. Daily calls are usually for the elderly who are bedridden and have limited mobility. Or a nanny, using the most traditional one-to-one frequency caller