First aid equipment / First aid equipment

The design is an emergency rescue equipment mainly aiming at the aged living in rural and remote areas .when the old man fell down but no one knows or no one dares to help ,you can switch it no then transmit the signal to those who bind the mobile phone number ,which can be a wife ,son or daughter. When the person received the distress signal, the equipment will turn out to be a green light hinting to the old man to wait for help at ease . The device is suitable for the rescue of the old man at home in the street or In the wild.